EDISON BIRTHPLACE MUSEUM: 
Patents

This page contains all of the patents granted to Thomas A. Edison, listed in chronological order.

  1. #90,646 - Electrographic Vote-Recorder
    (application date: November 28, 1868 / issue date: June 1, 1869)

  2. #91,527 - Printing Telegraphs
    (application date: February 17, 1869 / issue date: June 22, 1869)

  3. #96,567 - Printing-Telegraph Apparatus
    (application date: August 27, 1869 / issue date: November 9, 1869)

  4. #96,681 - Automatic Electrical Switch for Telegraph Apparatus
    (application date: September 4, 1869 / issue date: November 9, 1869)

  5. #102,320 - Printing Telegraph Apparatus
    (application date: October 27, 1869 / issue date: April 26, 1870)

  6. #103,035 - Electro-Motor Escapements
    (application date: April 11, 1870 / issue date: May 17, 1870)

  7. #103,924 - Printing Telegraph Instruments
    (application date: April 14, 1870 / issue date: June 7, 1870)

  8. #128,608 - Printing Telegraph Instruments
    (application date: May 27, 1870 / issue date: July 2, 1872)

  9. #114,656 - Telegraphic Transmitting Instruments
    (application date: June 26, 1870 / issue date: May 9, 1871)

  10. #114,658 - Electro-Magnets for Telegraph Instruments
    (application date: June 28, 1870 / issue date: May 9, 1871)

  11. #111,112 - Governors for Electro-Motors
    (application date: July 6, 1870 / issue date: January 24, 1871)

  12. #114,657 - Relay Magnets for Telegraph Instruments
    (application date: September 21, 1870 / issue date: May 9, 1871)

  13. #113,033 - Printing Telegraph Apparatus
    (application date: November 22, 1870 / issue date: March 28, 1871)

  14. #113,034 - Printing Telegraph Apparatus
    (application date: January 14, 1871 / issue date: March 28, 1871)

  15. #123,005 - Telegraph Apparatus
    (application date: August 4, 1871 / issue date: January 23, 1872)

  16. #123,006 - Printing Telegraphs
    (application date: August 4, 1871 / issue date: January 23, 1872)

  17. #123,984 - Telegraph Apparatus
    (application date: August 4, 1871 / issue date: January 23, 1872)

  18. #124,800 - Telegraph Recording Instruments
    (application date: August 18, 1871 / issue date: March 19, 1872)

  19. #121,601 - Machinery for Perforating Paper for Telegraph Purposes
    (application date: August 18, 1871 / issue date: December 5, 1871)

  20. #126,535 - Printing Telegraphs
    (application date: November 18, 1871 / issue date: May 7, 1872)

  21. #133,841 - Type Writing Machines
    (application date: November 18, 1871 / issue date: December 10, 1872)

  22. #126,532 - Printing Telegraphs
    (application date: January 12, 1872 / issue date: May 7, 1872)

  23. #126,531 - Printing Telegraphs
    (application date: January 24, 1872 / issue date: May 7, 1872)

  24. #126,534 - Printing Telegraphs
    (application date: January 12, 1872 / issue date: May 7, 1872)

  25. #126,528 - Type Wheels for Printing Telegraphs
    (application date: January 30, 1872 / issue date: May 7, 1872)

  26. #126,529 - Type Wheels for Printing Telegraphs
    (application date: January 30, 1872 / issue date: May 7, 1872)

  27. #126,530 - Printing Telegraphs
    (application date: February 19, 1872 / issue date: May 7, 1872)

  28. #126,533 - Printing Telegraphs
    (application date: February 19, 1872 / issue date: May 7, 1872)

  29. #132,456 - Apparatus for Perforating Paper for Telegraphic Use
    (application date: March 22, 1872 / issue date: October 22, 1872)

  30. #132,455 - Paper for Chemical Telegraphs
    (application date: April 16, 1872 / issue date: October 22, 1872)

  31. #133,019 - Electrical Printing Machines
    (application date: April 25, 1872 / issue date: November 12, 1872)

  32. #128,131 - Printing Telegraphs
    (application date: May 7, 1872 / issue date: June 18, 1872)

  33. #128,604 - Printing Telegraphs
    (application date: May 7, 1872 / issue date: July 2, 1872)

  34. #128,605 - Printing Telegraphs
    (application date: May 7, 1872 / issue date: July 2, 1872)

  35. #128,606 - Printing Telegraphs
    (application date: May 7, 1872 / issue date: July 2, 1872)

  36. #128,607 - Printing Telegraphs
    (application date: May 7, 1872 / issue date: July 2, 1872)

  37. #131,334 - Rheotomes or Circuit-Directors
    (application date: June 6, 1872 / issue date: September 17, 1872)

  38. #134,867 - Automatic Telegraph Instruments
    (application date: June 6, 1872 / issue date: January 14, 1873)

  39. #134,868 - Electro-Magnetic Adjusters
    (application date: June 6, 1872 / issue date: January 14, 1873)

  40. #130,795 - Electro-Magnets
    (application date: June 6, 1872 / issue date: August 27, 1872)

  41. #131,342 - Printing Telegraph Instruments
    (application date: June 6, 1872 / issue date: September 17, 1872)

  42. #131,341 - Printing Telegraph Instruments
    (application date: June 6, 1872 / issue date: September 17, 1872)

  43. #131,337 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  44. #131,340 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  45. #131,343 - Transmitters and Circuits for Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  46. #131,335 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  47. #131,336 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  48. #131,338 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  49. #131,339 - Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  50. #131,344 - Unison-Stops for Printing Telegraphs
    (application date: July 9, 1872 / issue date: September 17, 1872)

  51. #134,866 - Printing Telegraph Instruments
    (application date: October 22, 1872 / issue date: January 14, 1873)

  52. #138,869 - Printing Telegraphs
    (application date: October 22, 1872 / issue date: May 13, 1873)

  53. #142,999 - Galvanic Batteries
    (application date: November 5, 1872 / issue date: September 23, 1873)

  54. #141,772 - Circuits for Automatic or Chemical Telegraphs
    (application date: November 9, 1872 / issue date: August 12, 1873)

  55. #135,531 - Circuits for Chemical Telegraphs
    (application date: November 11, 1872 / issue date: February 4, 1873)

  56. #146,812 - Telegraph Signal Boxes
    (application date: December 3, 1872 / issue date: January 27, 1874)

  57. #141,773 - Circuits for Automatic Telegraphs
    (application date: January 15, 1873 / issue date: August 12, 1873)

  58. #141,776 - Circuits for Automatic Telegraphs
    (application date: January 15, 1873 / issue date: August 12, 1873)

  59. #150,848 - Chemical or Automatic Telegraphs
    (application date: January 15, 1873 / issue date: May 12, 1874)

  60. #139,128 - Printing Telegraphs
    (application date: February 18, 1873 / issue date: May 20, 1873)

  61. #139,129 - Printing Telegraphs
    (application date: February 18, 1873 / issue date: May 20, 1873)

  62. #140,487 - Printing Telegraphs
    (application date: February 18, 1873 / issue date: July 1, 1873)

  63. #140,489 - Circuits for Printing Telegraphs
    (application date: February 18, 1873 / issue date: July 1, 1873)

  64. #138,870 - Printing Telegraphs
    (application date: March 13, 1873 / issue date: May 13, 1873)

  65. #141,774 - Chemical Telegraphs
    (application date: March 13, 1873 / issue date: August 12, 1873)

  66. #141,775 - Perforators for Automatic Telegraphs
    (application date: March 13, 1873 / issue date: August 12, 1873)

  67. #141,777 - Relay Magnets
    (application date: March 13, 1873 / issue date: August 12, 1873)

  68. #142,688 - Electrical Regulators for Transmitting Instruments
    (application date: March 13, 1873 / issue date: September 9, 1873)

  69. #156,843 - Duplex Chemical Telegraphs
    (application date: March 13, 1873 / issue date: November 17, 1874)

  70. #147,312 - Perforators for Automatic Telegraphy
    (application date: July 29, 1873 / issue date: February 10, 1874)

  71. #147,314 - Circuits for Chemical Telegraphs
    (application date: July 29, 1873 / issue date: February 10, 1874)

  72. #150,847 - Receiving Instruments for Chemical Telegraphs
    (application date: July 29, 1873 / issue date: May 12, 1874)

  73. #162,633 - Duplex Telegraphs
    (application date: April 26, 1873 / issue date: April 27, 1875)

  74. #140,488 - Printing Telegraphs
    (application date: May 16, 1873 / issue date: July 1, 1873)

  75. #147,917 - Duplex Telegraphs
    (application date: June 27, 1873 / issue date: February 24, 1874)

  76. #150,846 - Telegraph Relays
    (application date: June 27, 1873 / issue date: May 12, 1874)

  77. #147,311 - Electric Telegraphs
    (application date: July 29, 1873 / issue date: February 10, 1874)

  78. #147,313 - Chemical Telegraphs
    (application date: July 29, 1873 / issue date: February 10, 1874)

  79. #160,405 - Adjustable Electro-Magnets for Relays, etc.
    (application date: July 29, 1873 / issue date: March 2, 1875)

  80. #151,209 - Automatic Telegraphy and in Perforators Therefor
    (application date: September 2, 1873 / issue date: May 26, 1874)

  81. #160,402 - Solutions for Chemical Telegraph Paper
    (application date: June 1, 1874 / issue date: March 2, 1875)

  82. #160,404 - Solutions for Chemical Telegraph Paper
    (application date: June 1, 1874 / issue date: March 2, 1875)

  83. #160,580 - Solutions for Chemical Telegraph Paper
    (application date: June 1, 1874 / issue date: March 9, 1875)

  84. #160,403 - Solutions for Chemical Telegraph Paper
    (application date: June 1, 1874 / issue date: March 2, 1875)

  85. #154,788 - District Telegraph Signal-Boxes
    (application date: May 11, 1874 / issue date: September 8, 1874)

  86. #168,004 - Printing Telegraphs
    (application date: June 1, 1874 / issue date: September 21, 1875)

  87. #166,859 - Chemical Telegraphy
    (application date: July 25, 1874 / issue date: August 17, 1875)

  88. #166,860 - Chemical Telegraphy
    (application date: July 25, 1874 / issue date: August 17, 1875)

  89. #166,861 - Chemical Telegraphy
    (application date: July 25, 1874 / issue date: August 17, 1875)

  90. #158,787 - Telegraph Apparatus
    (application date: August 13, 1874 / issue date: January 19, 1875)

  91. #172,305 - Automatic Roman-Character Telegraphs
    (application date: January 15, 1875 / issue date: January 18, 1876)

  92. #173,718 - Automatic Telegraphy
    (application date: January 15, 1875 / issue date: February 22, 1876)

  93. #168,465 - Solutions for Chemical Telegraph
    (application date: January 15, 1875 / issue date: October 5, 1875)

  94. #178,221 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: May 30, 1876)

  95. #178,222 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: May 30, 1876)

  96. #178,223 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: May 30, 1876)

  97. #180,858 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: August 8, 1876)

  98. #207,723 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: September 3, 1878)

  99. #480,567 - Duplex Telegraphs
    (application date: September 1, 1874 / issue date: August 9, 1892)

  100. #207,724 - Duplex Telegraphs
    (application date: December 28, 1874 / issue date: September 3, 1878)

  101. #168,242 - Transmitters and Receivers for Automatic Telegraphs
    (application date: January 26, 1875 / issue date: September 28, 1875)

  102. #168,243 - Automatic Telegraphs
    (application date: January 26, 1875 / issue date: September 28, 1875)

  103. #168,385 - Duplex Telegraphs
    (application date: January 26, 1875 / issue date: October 5, 1875)

  104. #168,466 - Solutions for Chemical Telegraph
    (application date: January 26, 1875 / issue date: October 5, 1875)

  105. #168,467 - Recording Points for Chemical Telegraphs
    (application date: January 26, 1875 / issue date: October 5, 1875)

  106. #195,751 - Automatic Telegraphs
    (application date: January 27, 1875 / issue date: October 2, 1877)

  107. #195,752 - Automatic Telegraphs
    (application date: January 27, 1875 / issue date: October 2, 1877)

  108. #171,273 - Telegraph Apparatus
    (application date: February 16, 1875 / issue date: December 21, 1875)

  109. #169,972 - Electric Signalling Instruments
    (application date: March 23, 1875 / issue date: November 16, 1875)

  110. #209,241 - Quadruplex-Telegraph Repeaters
    (application date: March 23, 1875 / issue date: October 22, 1878)

  111. #180,857 - Autographic Printing
    (application date: March 13, 1876 / issue date: August 8, 1876)

  112. #198,088 - Telephonic Telegraphs
    (application date: April 6, 1876 / issue date: December 11, 1877)

  113. #198,089 - Telephonic or Electro-Harmonic Telegraphs
    (application date: April 6, 1876 / issue date: December 11, 1877)

  114. #182,996 - Acoustic Telegraphs
    (application date: May 16, 1876 / issue date: October 10, 1876)

  115. #186,330 - Acoustic Electric Telegraphs
    (application date: May 16, 1876 / issue date: January 16, 1877)

  116. #198,087 - Telephonic Telegraphs
    (application date: May 16, 1876 / issue date: December 11, 1877)

  117. #186,548 - Telegraphic Alarm and Signal Apparatus
    (application date: May 18, 1876 / issue date: January 23, 1877)

  118. #185,507 - Electro-Harmonic Multiplex Telegraphs
    (application date: August 31, 1876 / issue date: December 19, 1876)

  119. #200,993 - Acoustic Telegraphs
    (application date: September 18, 1876 / issue date: March 5, 1878)

  120. #235,142 - Acoustic Telegraph
    (application date: September 30, 1876 / issue date: December 7, 1880)

  121. #200,032 - Synchronous Movements for Electric Telegraphs
    (application date: November 1, 1876 / issue date: February 5, 1878)

  122. #200,994 - Automatic Telegraph Perforator and Transmitter
    (application date: November 11, 1876 / issue date: March 5, 1878)

  123. #213,554 - Automatic Telegraphs
    (application date: March 26, 1877 / issue date: March 25, 1879)

  124. #205,370 - Pneumatic Stencil-Pens
    (application date: March 26, 1877 / issue date: June 25, 1878)

  125. #196,747 - Stencil-Pens
    (application date: April 23, 1877 / issue date: November 6, 1877)

  126. #203,329 - Perforating Pens
    (application date: April 23, 1877 / issue date: May 7, 1878)

  127. #474,230 - Speaking Telegraph
    (application date: April 27, 1877 / issue date: May 3, 1892)

  128. #230,621 - Addressing Machine
    (application date: May 10, 1877 / issue date: August 3, 1880)

  129. #217,781 - Sextuplex Telegraphs
    (application date: May 14, 1877 / issue date: July 22, 1879)

  130. #377,374 - Telegraphy
    (application date: May 14, 1877 / issue date: February 7, 1888)

  131. #452,913 - Sextuplex Telegraph
    (application date: June 2, 1877 / issue date: May 26, 1891)

  132. #453,601 - Sextuplex Telegraph
    (application date: June 2, 1877 / issue date: June 2, 1891)

  133. #512,872 - Sextuplex Telegraph
    (application date: June 2, 1877 / issue date: January 16, 1894)

  134. #474,231 - Speaking Telegraph
    (application date: July 20, 1877 / issue date: May 3, 1892)

  135. #203,014 - Speaking-Telegraphs
    (application date: July 20, 1877 / issue date: April 30, 1878)

  136. #208,299 - Speaking Telephones
    (application date: July 20, 1877 / issue date: September 24, 1878)

  137. #420,594 - Quadruplex Telegraph
    (application date: August 22, 1877 / issue date: February 4, 1890)

  138. #203,015 - Speaking Telegraphs
    (application date: August 28, 1877 / issue date: April 30, 1878)

  139. #492,789 - Speaking Telegraph
    (application date: September 5, 1877 / issue date: March 7, 1893)

  140. #203,013 - Speaking Telegraphs
    (application date: December 13, 1877 / issue date: April 30, 1878)

  141. #203,018 - Telephones or Speaking Telegraphs
    (application date: December 13, 1877 / issue date: April 30, 1878)

  142. #200,521 - Phonograph or Speaking Machines
    (application date: December 24, 1877 / issue date: February 19, 1878)

  143. #203,019 - Circuits for Acoustic or Telephonic Telegraphs
    (application date: February 21, 1878 / issue date: April 30, 1878)

  144. #201,760 - Speaking Machines
    (application date: March 4, 1878 / issue date: March 26, 1878)

  145. #203,017 - Telephone Call-Signal
    (application date: March 4, 1878 / issue date: April 30, 1878)

  146. #203,016 - Speaking Telephones
    (application date: March 7, 1878 / issue date: April 30, 1878)

  147. #210,767 - Vocal Engines
    (application date: November 27, 1878 / issue date: December 10, 1878)

  148. #214,636 - Electric Lights
    (application date: October 14, 1878 / issue date: April 22, 1879)

  149. #222,390 - Carbon Telephones
    (application date: November 11, 1878 / issue date: December 9, 1879)

  150. #217,782 - Duplex Telegraphs
    (application date: November 14, 1878 / issue date: July 22, 1879)

  151. #214,637 - Thermal Regulators for Electric Lights
    (application date: November 18, 1878 / issue date: April 22, 1879)

  152. #218,166 - Magneto-Electric Machines
    (application date: December 9, 1878 / issue date: August 5, 1879)

  153. #218,866 - Electric Lighting Apparatus
    (application date: December 9, 1878 / issue date: August 26, 1879)

  154. #219,628 - Electric Lights
    (application date: December 9, 1878 / issue date: September 16, 1879)

  155. #295,990 - Type-Writer
    (application date: December 9, 1878 / issue date: April 1, 1884)

  156. #218,167 - Apparatus for Electric Lights
    (application date: January 10, 1879 / issue date: August 5, 1879)

  157. #224,329 - Electric Lighting Apparatus
    (application date: February 3, 1879 / issue date: February 10, 1880)

  158. #227,228 - Electric Light
    (application date: February 3, 1879 / issue date: May 4, 1880)

  159. #227,227 - Electric Light
    (application date: February 10, 1879 / issue date: May 4, 1880)

  160. #224,665 - Autographic Stencils for Printing
    (application date: March 17, 1879 / issue date: February 17, 1880)

  161. #227,679 - Phonograph
    (application date: March 29, 1879 / issue date: May 18, 1880)

  162. #221,957 - Telephones
    (application date: March 31, 1879 / issue date: November 25, 1879)

  163. #227,229 - Electric Light
    (application date: April 21, 1879 / issue date: May 4, 1880)

  164. #264,643 - Magneto-Electric Machine
    (application date: May 12, 1879 / issue date: September 19, 1882)

  165. #219,393 - Dynamo-Electric Machines
    (application date: July 10, 1879 / issue date: September 9, 1879)

  166. #231,704 - Electro-Chemical Receiving Telephone
    (application date: July 25, 1879 / issue date: August 31, 1880)

  167. #266,022 - Telephone
    (application date: August 6, 1879 / issue date: October 17, 1882)

  168. #252,442 - Telephone
    (application date: August 6, 1879 / issue date: January 17, 1882)

  169. #222,881 - Magneto Electric Machines
    (application date: September 10, 1879 / issue date: December 23, 1879)

  170. #233,898 - Electric Lamp
    (application date: November 4, 1879 / issue date: January 27, 1880)

  171. #230,255 - Method of Manufacturing Electric Lamps
    (application date: February 5, 1880 / issue date: July 20, 1880)

  172. #265,311 - Electric Lamp and Holder for Same
    (application date: February 5, 1880 / issue date: October 3, 1882)

  173. #369,280 - System of Electrical Distribution
    (application date: February 5, 1880 / issue date: August 30, 1887)

  174. #248,425 - Apparatus for Producing High Vacuums
    (application date: March 29, 1880 / issue date: October 18, 1881)

  175. #228,617 - Brake for Electro-Magneto Motors
    (application date: March 20, 1880 / issue date: June 8, 1880)

  176. #251,545 - Electric Meter
    (application date: March 20, 1880 / issue date: December 27, 1881)

  177. #525,888 - Manufacture of Carbons for Electric Lamps
    (application date: March 20, 1880 / issue date: September 11, 1894)

  178. #227,226 - Safety-Conductor for Electric Lights
    (application date: March 25, 1880 / issue date: May 4, 1880)

  179. #264,649 - Dynamo or Magneto Electric Machine
    (application date: March 20, 1880 / issue date: September 19, 1882)

  180. #228,329 - Magnetic Ore-Separator
    (application date: April 7, 1880 / issue date: June 1, 1880)

  181. #238,868 - Manufacture of Carbons for Incandescent Electric Lamps
    (application date: May 24, 1880 / issue date: March 15, 1881)

  182. #237,732 - Electric Light
    (application date: June 30, 1880 / issue date: February 15, 1881)

  183. #248,417 - Manufacturing Carbons for Electric Lights
    (application date: June 30, 1880 / issue date: October 18, 1881)

  184. #298,679 - Method Treating Carbons for Electric Lights
    (application date: July 3, 1880 / issue date: May 13, 1884)

  185. #248,430 - Electro-Magnetic Brake
    (application date: July 22, 1880 / issue date: October 18, 1881)

  186. #265,778 - Electro-Magnetic Railway Engine
    (application date: July 22, 1880 / issue date: October 10, 1882)

  187. #248,432 - Magnetic Separator
    (application date: August 6, 1880 / issue date: October 18, 1881)

  188. #239,150 - Electric Lamps
    (application date: August 6, 1880 / issue date: March 22, 1881)

  189. #251,540 - Carbon for Electric Lamps
    (application date: August 6, 1880 / issue date: December 27, 1881)

  190. #263,139 - Manufacture of Carbons for Electric Lamps
    (application date: August 6, 1880 / issue date: August 22, 1882)

  191. #239,372 - Testing Electric-Light Carbons
    (application date: August 9, 1880 / issue date: March 29, 1881)

  192. #434,585 - Telegraph Relay
    (application date: August 9, 1880 / issue date: August 19, 1890)

  193. #263,140 - Dynamo-Electric Machine
    (application date: August 9, 1880 / issue date: August 22, 1882)

  194. #248,423 - Carbonizer
    (application date: August 11, 1880 / issue date: October 18, 1881)

  195. #239,147 - System of Electric Lighting
    (application date: August 9, 1880 / issue date: March 22, 1881)

  196. #248,434 - Governor for Electric Engines
    (application date: August 9, 1880 / issue date: October 18, 1881)

  197. #264,642 - Electric Distribution and Translation System
    (application date: August 9, 1880 / issue date: September 19, 1882)

  198. #293,433 - Insulation of Railroad-Tracks Used for Electrical Circuits
    (application date: August 9, 1880 / issue date: February 12, 1884)

  199. #239,373 - Electric Lamp
    (application date: August 17, 1880 / issue date: March 29, 1881)

  200. #239,745 - Electric Lamp
    (application date: August 17, 1880 / issue date: April 5, 1881)

  201. #263,135 - Electric Lamp
    (application date: August 17, 1880 / issue date: August 22, 1882)

  202. #251,546 - Electric Lamp
    (application date: August 17, 1880 / issue date: December 27, 1881)

  203. #239,153 - Electric Lamp
    (application date: August 27, 1880 / issue date: March 22, 1881)

  204. #351,855 - Electric Lamp
    (application date: August 27, 1880 / issue date: November 2, 1886)

  205. #248,435 - Utilizing Electricity as a Motive Power
    (application date: September 1, 1880 / issue date: October 18, 1881)

  206. #263,132 - Electro-Magnetic Railway
    (application date: August 19, 1880 / issue date: August 22, 1882)

  207. #264,645 - System of Conductors for the Distribution of Electricity
    (application date: October 7, 1880 / issue date: September 19, 1882)

  208. #240,678 - Webermeter
    (application date: October 7, 1880 / issue date: April 26, 1881)

  209. #239,152 - System of Electric Lighting
    (application date: October 30, 1880 / issue date: March 22, 1881)

  210. #239,148 - Treating Carbons for Electric Lamps
    (application date: October 30, 1880 / issue date: March 22, 1881)

  211. #251,556 - Regulator for Magneto or Dynamo Electric Machines
    (application date: October 30, 1880 / issue date: December 27, 1881)

  212. #242,900 - Manufacturing Carbons for Electric Lamps
    (application date: November 5, 1880 / issue date: June 14, 1881)

  213. #238,098 - Magneto Signal Apparatus
    (application date: November 11, 1880 / issue date: February 22, 1881)

  214. #248, 426 - Apparatus for Treating Carbons for Electric Lamps
    (application date: November 24, 1880 / issue date: October 18, 1881)

  215. #239,151 - Method of Forming Enlarged Ends on Carbon Filaments
    (application date: November 24, 1880 / issue date: March 22, 1881)

  216. #D12,631 - Design for an Incandescent Electric Lamp
    (application date: November 30, 1880 / issue date: December 27, 1881)

  217. #239,149 - Incandescing Electric Lamp
    (application date: December 15, 1880 / issue date: March 22, 1881)

  218. #242,896 - Incandescent Electric Lamp
    (application date: December 15, 1880 / issue date: June 14, 1881)

  219. #242,897 - Incandescent Electric Lamp
    (application date: December 15, 1880 / issue date: June 14, 1881)

  220. #248,565 - Webermeter
    (application date: December 15, 1880 / issue date: October 18, 1881)

  221. #263,878 - Electric Lamp
    (application date: December 15, 1880 / issue date: September 5, 1882)

  222. #239,154 - Relay for Telegraphs
    (application date: December 14, 1880 / issue date: March 22, 1881)

  223. #248,431 - Preserving Fruit
    (application date: December 14, 1880 / issue date: October 18, 1881)

  224. #242,898 - Magneto Or Dynamo Electric Machine
    (application date: December 15, 1880 / issue date: June 14, 1881)

  225. #265,777 - Method of Treating Carbons for Electric Lamps
    (application date: December 15, 1880 / issue date: October 10, 1882)

  226. #239,374 - Regulating the Generation of Electric Currents
    (application date: January 11, 1881 / issue date: March 29, 1881)

  227. #248,428 - Manufacture of Incandescent Electric Lamps
    (application date: January 11, 1881 / issue date: October 18, 1881)

  228. #248,427 - Apparatus for Treating Carbons for Electric Lamps
    (application date: January 11, 1881 / issue date: October 18, 1881)

  229. #248,437 - Apparatus for Treating Carbons for Electric Lamps
    (application date: January 11, 1881 / issue date: October 18, 1881)

  230. #248,416 - Manufacture of Carbons for Electric Lamps
    (application date: January 11, 1881 / issue date: October 18, 1881)

  231. #242,899 - Electric Lighting
    (application date: January 26, 1881 / issue date: June 14, 1881)

  232. #248,418 - Electric Lamp
    (application date: January 31, 1881 / issue date: October 18, 1881)

  233. #248,433 - Vacuum Apparatus
    (application date: January 31, 1881 / issue date: October 18, 1881)

  234. #251,548 - Incandescent Electric Lamp
    (application date: January 31, 1881 / issue date: December 27, 1881)

  235. #406,824 - Electric Meter
    (application date: January 31, 1881 / issue date: July 9, 1889)

  236. #248,422 - System of Electric Lighting
    (application date: January 31, 1881 / issue date: October 18, 1881)

  237. #431,018 - Dynamo or Magneto Electric Machine
    (application date: February 21, 1881 / issue date: June 24, 1890)

  238. #242,901 - Electric Meter
    (application date: March 3, 1881 / issue date: June 14, 1881)

  239. #248,429 - Electric Motor
    (application date: March 3, 1881 / issue date: October 18, 1881)

  240. #248,421 - Current Regulator for Dynamo Electric Machines
    (application date: March 5, 1881 / issue date: October 18, 1881)

  241. #251,550 - Magneto or Dynamo Electric Machine
    (application date: March 3, 1881 / issue date: December 27, 1881)

  242. #251,555 - Regulator for Dynamo-Electric Machines
    (application date: May 5, 1881 / issue date: December 27, 1881)

  243. #482,549 - Means for Controlling Electric Generation
    (application date: March 12, 1881 / issue date: September 13, 1892)

  244. #248,420 - Fixture and Attachment for Electric Lamps
    (application date: March 26, 1881 / issue date: October 18, 1881)

  245. #251,553 - Electric Chandelier
    (application date: March 26, 1881 / issue date: December 27, 1881)

  246. #251,554 - Electric Lamp and Socket or Holder
    (application date: March 26, 1881 / issue date: December 27, 1881)

  247. #248,424 - Fitting and Fixture for Electric Lamps
    (application date: March 26, 1881 / issue date: October 18, 1881)

  248. #248,419 - Electric Lamp
    (application date: April 15, 1881 / issue date: October 18, 1881)

  249. #251,242 - System of Electric Lighting
    (application date: April 26, 1881 / issue date: December 27, 1881)

  250. #263,145 - Process of Making Incandescents
    (application date: April 26, 1881 / issue date: August 22, 1882)

  251. #266,447 - Electric Incandescent Lamp
    (application date: April 26, 1881 / issue date: October 24, 1882)

  252. #251,552 - Underground Conductors
    (application date: April 26, 1881 / issue date: December 27, 1881)

  253. #476,531 - Electric-Lighting System
    (application date: April 26, 1881 / issue date: June 7, 1892)

  254. #248,436 - Depositing Cell for Plating the Connections of Electric Lamps
    (application date: May 27, 1881 / issue date: October 18, 1881)

  255. #251,539 - Electric Lamp
    (application date: May 27, 1881 / issue date: December 27, 1881)

  256. #263,136 - Regulator for Dynamo or Magneto Electric Machines
    (application date: May 27, 1881 / issue date: August 22, 1882)

  257. #251,557 - Webermeter
    (application date: May 27, 1881 / issue date: December 27, 1881)

  258. #263,134 - Regulator for Dynamo or Magneto Electric Machines
    (application date: May 28, 1881 / issue date: August 22, 1882)

  259. #251,541 - Electro-Magnetic Motor
    (application date: May 31, 1881 / issue date: December 27, 1881)

  260. #251,549 - Electric Lamp and the Manufacture Thereof
    (application date: May 31, 1881 / issue date: December 27, 1881)

  261. # 341,644- Incandescent Electric Lamp
    (application date: May 31, 1881 / issue date: May 11, 1886)

  262. #251,544 - Manufacture of Electric Lamps
    (application date: June 22, 1881 / issue date: December 27, 1881)

  263. #251,558 - Webermeter
    (application date: August 30, 1881 / issue date: December 27, 1881)

  264. #263,141 - Straightening Carbons of Electric Incandescent Lamps
    (application date: June 24, 1881 / issue date: August 22, 1882)

  265. #251,551 - System of Electric Lighting
    (application date: August 30, 1881 / issue date: December 27, 1881)

  266. #263,137 - Electric Chandelier
    (application date: August 30, 1881 / issue date: August 22, 1882)

  267. #264,657 - Incandescent Electric Lamp
    (application date: August 30, 1881 / issue date: September 19, 1882)

  268. #251,543 - Electric Lamp
    (application date: August 30, 1881 / issue date: December 27, 1881)

  269. #251,538 - Electric Light
    (application date: May 28, 1881 / issue date: December 27, 1881)

  270. #251,547 - Electrical Governor
    (application date: June 24, 1881 / issue date: December 27, 1881)

  271. #263,150 - Magneto or Dynamo Electric Machine
    (application date: June 22, 1881 / issue date: August 22, 1882)

  272. #425,760 - Measurement of Electricity in Distribution Systems
    (application date: June 22, 1881 / issue date: April 15, 1890)

  273. # 263,131- Magnetic Ore-Separator
    (application date: June 22, 1881 / issue date: August 22, 1882)

  274. #435,687 - Means for Charging and Using Secondary Batteries
    (application date: September 3, 1881 / issue date: September 2, 1890)

  275. #263,143 - Magneto or Dynamo Electric Machine
    (application date: August 30, 1881 / issue date: August 22, 1882)

  276. #251,537 - Dynamo-Electric Machine
    (application date: August 30, 1881 / issue date: December 27, 1881)

  277. #263,147 - Vacuum Apparatus
    (application date: August 30, 1881 / issue date: August 22, 1882)

  278. #439,389 - Electric-Lighting System
    (application date: August 30, 1881 / issue date: October 28, 1890)

  279. #263,149 - Commutator for Dynamo or Magneto Electric Machines
    (application date: October 4, 1881 / issue date: August 22, 1882)

  280. #479,184 - Fac-simile Telegraph
    (application date: December 6, 1881 / issue date: July 19, 1892)

  281. #400,317 - Ore-Separator
    (application date: August 25, 1882 / issue date: March 26, 1889)

  282. #425,763 - Commutator for Dynamo-Electric Machines
    (application date: November 15, 1881 / issue date: April 15, 1890)

  283. #263,142 - Electrical Distribution System
    (application date: October 4, 1881 / issue date: August 22, 1882)

  284. #264,647 - Dynamo or Magneto Electric Machine
    (application date: October 4, 1881 / issue date: September 19, 1882)

  285. #404,902 - Electrical-Distribution System
    (application date: October 4, 1881 / issue date: June 11, 1889)

  286. #263,133 - Dynamo or Magneto Electric Machine
    (application date: November 11, 1881 / issue date: August 22, 1882)

  287. #257,677 - Telephone
    (application date: October 17, 1881 / issue date: May 9, 1882)

  288. #266,021 - Telephone
    (application date: October 17, 1881 / issue date: October 17, 1882)

  289. #263,144 - Mold for Carbonizing Incandescents
    (application date: November 11, 1881 / issue date: August 22, 1882)

  290. #265,774 - Method of Maintaining Temperature in Webermeters
    (application date: November 11, 1881 / issue date: October 10, 1882)

  291. #264,648 - Dynamo or Magneto Electric Machines
    (application date: November 11, 1881 / issue date: September 19, 1882)

  292. #265,776 - Electric-Lighting System
    (application date: November 11, 1881 / issue date: October 10, 1882)

  293. #524,136 - Regulator for Dynamo-Electric Machines
    (application date: November 11, 1881 / issue date: August 7, 1894)

  294. #273,715 - Art of Malleabelizing Iron
    (application date: October 7, 1881 / issue date: March 13, 1883)

  295. #281,352 - Webermeter
    (application date: November 11, 1881 / issue date: July 17, 1883)

  296. #446,667 - Locomotive for Electric Railways
    (application date: August 7, 1882 / issue date: February 17, 1891)

  297. #288, 318 - Regulator for Dynamo or Magneto Electric Machines
    (application date: November 11, 1881 / issue date: November 13, 1883)

  298. #251,559 - Electrical Drop-Light
    (application date: November 11, 1881 / issue date: December 27, 1881)

  299. #263,148 - Dynamo or Magneto Electric Machine
    (application date: November 28, 1881 / issue date: August 22, 1882)

  300. #264,646 - Dynamo or Magneto Electric Machine
    (application date: November 28, 1881 / issue date: September 19, 1882)

  301. #266,793 - Electric Distribution System
    (application date: December 9, 1881 / issue date: October 31, 1882)

  302. #358,599 - Incandescent Electric Lamp
    (application date: November 28, 1881 / issue date: March 1, 1887)

  303. #264,673 - Regulator for Dynamo-Electric Machines
    (application date: November 28, 1881 / issue date: September 19, 1882)

  304. #263,138 - Electric-Arc Light
    (application date: November 28, 1881 / issue date: August 22, 1882)

  305. #265,775 - Electric-Arc Light
    (application date: November 28, 1881 / issue date: October 10, 1882)

  306. #297,580 - Electric-Arc Light
    (application date: November 28, 1881 / issue date: April 29, 1884)

  307. #263,146 - Dynamo Magneto Electric Machine
    (application date: November 29, 1881 / issue date: August 22, 1882)

  308. #317,631 - Incandescent Electric Lamp
    (application date: November 29, 1881 / issue date: May 12, 1885)

  309. #266,588 - Vacuum Apparatus
    (application date: December 6, 1881 / issue date: October 24, 1882)

  310. #251,536 - Vacuum Pump
    (application date: December 7, 1881 / issue date: December 27, 1881)

  311. #264,650 - Manufacture of Incandescing Electric Lamps
    (application date: December 9, 1881 / issue date: September 19, 1882)

  312. #379,770 - Incandescent Electric Lamp
    (application date: December 9, 1881 / issue date: March 20, 1888)

  313. #264,660 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  314. #293,434 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: February 12, 1884)

  315. #439,391 - Junction-Box for Electric Wires
    (application date: August 7, 1882 / issue date: October 28, 1890)

  316. #454,558 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: June 23, 1891)

  317. #264,653 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: September 19, 1882)

  318. #358,600 - Incandescing Electric Lamp
    (application date: August 7, 1882 / issue date: March 1, 1887)

  319. #264,652 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: September 19, 1882)

  320. #278,419 - Dynamo-Electric Machine
    (application date: August 7, 1882 / issue date: May 29, 1883)

  321. #265,779 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: October 10, 1882)

  322. #264,654 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: September 19, 1882)

  323. #264,661 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  324. #264,664 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  325. #264,668 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  326. #264,669 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  327. #264,671 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  328. #275,613 - Incandescing Electric Lamp
    (application date: August 7, 1882 / issue date: April 10, 1883)

  329. #401,646 - Incandescing Electric Lamp
    (application date: August 7, 1882 / issue date: April 16, 1889)

  330. #264,658 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  331. #264,659 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  332. #265,780 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: October 10, 1882)

  333. #265,781 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: October 10, 1882)

  334. #278,416 - Manufacture of Incandescing Electric Lamps
    (application date: August 7, 1882 / issue date: May 29, 1883)

  335. #379,771 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: March 20, 1888)

  336. #272,034 - Telephone
    (application date: October 6, 1882 / issue date: February 13, 1883)

  337. #274,576 - Transmitting Telephone
    (application date: October 6, 1882 / issue date: March 27, 1883)

  338. #274,577 - Telephone
    (application date: October 6, 1882 / issue date: March 27, 1883)

  339. #268,205 - Dynamo or Magneto Electric Machine
    (application date: May 17, 1882 / issue date: November 28, 1882)

  340. #264,662 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  341. #264,663 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  342. #264,665 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  343. #264,666 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  344. #273,488 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: March 6, 1883)

  345. #460,122 - Process of and Apparatus for Generating Electricity
    (application date: May 26, 1882 / issue date: September 29, 1891)

  346. #466,460 - Art of Electrolytic Decomposition
    (application date: May 26, 1882 / issue date: January 5, 1892)

  347. #273,492 - Secondary Battery
    (application date: June 26, 1882 / issue date: March 6, 1883)

  348. #264,667 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  349. #264,672 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 1882)

  350. #265,786 - Apparatus for the Electrical Transmission of Power
    (application date: August 7, 1882 / issue date: October 10, 1882)

  351. #273,828 - System of Underground Conductors for Electrical Distribution
    (application date: August 7, 1882 / issue date: March 13, 1883)

  352. #379,772 - System of Electrical Distribution
    (application date: August 7, 1882 / issue date: March 20, 1888)

  353. #274,292 - Secondary Battery
    (application date: August 7, 1882 / issue date: March 20, 1883)

  354. #365,509 - Filament for Incandescent Electric Lamps
    (application date: August 7, 1882 / issue date: June 28, 1887)

  355. #446,668 - Electric-Arc Light
    (application date: August 7, 1882 / issue date: February 17, 1891)

  356. #543,985 - Incandescent Conductor for Electric Lamps
    (application date: August 7, 1882 / issue date: August 6, 1895)

  357. #281,353 - Dynamo or Magneto Electric Machine
    (application date: September 13, 1882 / issue date: July 17, 1883)

  358. #287,523 - Dynamo or Magneto Electric Machine
    (application date: September 13, 1882 / issue date: October 30, 1883)

  359. #264,651 - Incandescent Electric Lamp
    (application date: August 7, 1882 / issue date: September 19, 1882)

  360. #264,655 - Incandescing Electric Lamp
    (application date: August 7, 1882 / issue date: September 19, 1882)

  361. #264,670 - Regulator for Dynamo-Electric Machines
    (application date: August 7, 1882 / issue date: September 19, 1882)

  362. #273,489 - Turn-Table for Electric Railways
    (application date: August 7, 1882 / issue date: March 6, 1883)

  363. #273,490 - Electro-Magnetic Railway System
    (application date: August 7, 1882 / issue date: March 6, 1883)

  364. #401,486 - System of Electric Lighting
    (application date: August 7, 1882 / issue date: April 16, 1889)

  365. #476,527 - System of Electric Lighting
    (application date: August 7, 1882 / issue date: June 7, 1892)

  366. #439,390 - System of Electric Lighting
    (application date: June 26, 1882 / issue date: October 28, 1890)

  367. #446,666 - System of Electric Lighting
    (application date: June 26, 1882 / issue date: February 17, 1891)

  368. #464,822 - System of Distributing Electricity
    (application date: June 28, 1882 / issue date: December 8, 1891)

  369. #304,082 - Electrical Meter
    (application date: August 14, 1882 / issue date: August 26, 1884)

  370. #274,296 - Manufacture of Incandescents
    (application date: August 14, 1882 / issue date: March 20, 1883)

  371. # 264,656- Incandescent Electric Lamp
    (application date: August 14, 1882 / issue date: September 19, 1882)

  372. #265,782 - Regulator for Dynamo-Electric Machines
    (application date: August 14, 1882 / issue date: October 10, 1882)

  373. #265,783 - Regulator for Dynamo-Electric Machines
    (application date: August 14, 1882 / issue date: October 10, 1882)

  374. #265,784 - Regulator for Dynamo-Electric Machines
    (application date: August 14, 1882 / issue date: October 10, 1882)

  375. #265,785 - Dynamo-Electric Machine
    (application date: August 14, 1882 / issue date: October 10, 1882)

  376. #273,494 - Electrical Railroad
    (application date: August 14, 1882 / issue date: March 6, 1883)

  377. #278,418 - Apparatus for Translating Electric Currents From High to Low Tension
    (application date: August 14, 1882 / issue date: May 29, 1883)

  378. #293,435 - Electrical Meter
    (application date: August 14, 1882 / issue date: February 12, 1884)

  379. #334,853 - Mold for Carbonizing
    (application date: August 14, 1882 / issue date: January 26, 1886)

  380. #339,278 - Electric Railway
    (application date: August 14, 1882 / issue date: April 6, 1886)

  381. #273,714 - Magneto-Electric Signaling Apparatus
    (application date: August 7, 1882 / issue date: March 13, 1883)

  382. #282,287 - Magneto-Electric Signaling Apparatus
    (application date: August 7, 1882 / issue date: July 31, 1883)

  383. #448,778 - Electric Railway
    (application date: August 7, 1882 / issue date: March 24, 1891)

  384. #439,392 - Electric-Lighting System
    (application date: August 22, 1882 / issue date: October 28, 1890)

  385. #271,613 - Manufacture of Incandescing Electric Lamps
    (application date: September 13, 1882 / issue date: February 6, 1883)

  386. #287,518 - Method of Manufacturing Incandescing Electric Lamps
    (application date: September 13, 1882 / issue date: October 30, 1883)

  387. #406,825 - Electric Meter
    (application date: September 13, 1882 / issue date: July 9, 1889)

  388. #439,393 - Carbonizing Chamber
    (application date: September 13, 1882 / issue date: October 28, 1890)

  389. #273,487 - Regulator for Dynamo-Electric Machines
    (application date: September 22, 1882 / issue date: March 6, 1883)

  390. #297,581 - Incandescent Electric Lamp
    (application date: September 22, 1882 / issue date: April 29, 1884)

  391. #395,962 - Method of Manufacturing Electric Lamps
    (application date: September 22, 1882 / issue date: January 8, 1889)

  392. #287,525 - Regulator for Systems of Electrical Distribution
    (application date: October 20, 1882 / issue date: October 30, 1883)

  393. #365,465 - Valve-Gear
    (application date: October 12, 1882 / issue date: June 28, 1887)

  394. #307,029 - Filament for Incandescent Lamps
    (application date: October 12, 1882 / issue date: October 21, 1884)

  395. #268,206 - Incandescing Electric Lamp
    (application date: October 12, 1882 / issue date: November 28, 1882)

  396. #273,486 - Incandescing Electric Lamp
    (application date: October 20, 1882 / issue date: March 6, 1883)

  397. #274,293 - Electric Lamp
    (application date: October 20, 1882 / issue date: March 20, 1883)

  398. #275,612 - Manufacture of Incandescing Electric Lamps
    (application date: October 20, 1882 / issue date: April 10, 1883)

  399. #430,932 - Manufacture of Incandescent Lamps
    (application date: October 20, 1882 / issue date: June 24, 1890)

  400. #271,616 - Regulator for Dynamo-Electric Machines
    (application date: October 20, 1882 / issue date: February 6, 1883)

  401. #543,986 - Process of Treating and Products Derived from Vegetable Fibers
    (application date: October 20, 1882 / issue date: August 6, 1895)

  402. #543,987 - Filament for Incandescent Lamps
    (application date: October 20, 1882 / issue date: August 6, 1895)

  403. #271,614 - Shafting
    (application date: October 20, 1882 / issue date: February 6, 1883)

  404. #411,016 - Manufacture of Carbon Filaments
    (application date: October 20, 1882 / issue date: September 17, 1889)

  405. #273,491 - Regulator for Driving Engines of Electrical Generators
    (application date: October 26, 1882 / issue date: March 6, 1883)

  406. #273,493 - Valve-Gear for Electrical Generator-Engines
    (application date: October 26, 1882 / issue date: March 6, 1883)

  407. #492,150 - Process of Coating Conductors for Incandescent Lamps
    (application date: October 26, 1882 / issue date: February 21, 1893)

  408. #271,615 - Governor for Dynamo-Electric Machines
    (application date: November 9, 1882 / issue date: February 6, 1883)

  409. #273,485 - Incandescing Electric Lamp
    (application date: November 9, 1882 / issue date: March 6, 1883)

  410. #317,632 - Incandescing Electric Lamp
    (application date: November 9, 1882 / issue date: May 12, 1885)

  411. #317,633 - Incandescing Electric Lamp
    (application date: November 9, 1882 / issue date: May 12, 1885)

  412. #287,520 - Incandescing Conductor for Electric Lamps
    (application date: November 9, 1882 / issue date: October 30, 1883)

  413. #353,783 - Incandescent Electric Lamp
    (application date: November 9, 1882 / issue date: December 7, 1886)

  414. #430,933 - Filament for Incandescent Lamps
    (application date: November 9, 1882 / issue date: June 24, 1890)

  415. #274,294 - Incandescing Electric Lamp
    (application date: November 23, 1882 / issue date: March 20, 1883)

  416. #281,350 - Regulator for Dynamo-Electric Machines
    (application date: November 23, 1882 / issue date: July 17, 1883)

  417. #274,295 - Incandescent Electric Lamp
    (application date: November 23, 1882 / issue date: March 20, 1883)

  418. #276,233 - Electrical Generator and Motor
    (application date: November 23, 1882 / issue date: April 24, 1883)

  419. #274,290 - System of Electrical Distribution
    (application date: November 27, 1882 / issue date: March 20, 1883)

  420. #274,291 - Mold for Carbonizing
    (application date: December 8, 1882 / issue date: March 20, 1883)

  421. #278,413 - Regulator for Dynamo-Electric Machines
    (application date: December 8, 1882 / issue date: May 29, 1883)

  422. #278,414 - Regulator for Dynamo-Electric Machines
    (application date: December 8, 1882 / issue date: May 29, 1883)

  423. #287,519 - Incandescing Electric Lamp
    (application date: December 8, 1882 / issue date: October 30, 1883)

  424. #287,524 - Regulator for Dynamo-Electric Machines
    (application date: December 8, 1882 / issue date: October 30, 1883)

  425. #438,298 - Manufacture of Incandescent Electric Lamps
    (application date: December 8, 1882 / issue date: October 14, 1890)

  426. #276,232 - Means for Operating and Regulating Electrical Generators
    (application date: January 8, 1883 / issue date: April 24, 1883)

  427. #278,415 - Manufacture of Incandescing Electric Lamps
    (application date: January 22, 1883 / issue date: May 29, 1883)

  428. #278,417 - Manufacture of Incandescing Electric Lamps
    (application date: January 22, 1883 / issue date: May 29, 1883)

  429. #281,349 - Regulator for Dynamo-Electric Machines
    (application date: January 22, 1883 / issue date: July 17, 1883)

  430. #283,985 - System of Electrical Distribution
    (application date: January 22, 1883 / issue date: August 28, 1883)

  431. #283,986 - System of Electrical Distribution
    (application date: January 22, 1883 / issue date: August 28, 1883)

  432. #459,835 - Manufacture of Incandescent Electric Lamps
    (application date: January 22, 1883 / issue date: September 22, 1891)

  433. #De.13,940 - Design for Incandescing Electric Lamp
    (application date: March 16, 1883 / issue date: May 29, 1883)

  434. #280,727 - System of Electrical Distribution
    (application date: March 16, 1883 / issue date: July 3, 1883)

  435. #395,123 - Circuit-Controller for Dynamo-Electric Machines
    (application date: March 16, 1883 / issue date: December 25, 1888)

  436. #287,521 - Dynamo or Magneto Electric Machine
    (application date: March 16, 1883 / issue date: October 30, 1883)

  437. #287,522 - Mold for Carbonizing
    (application date: March 16, 1883 / issue date: October 30, 1883)

  438. #438,299 - Manufacture of Carbon Filaments
    (application date: March 16, 1883 / issue date: October 14, 1890)

  439. #446,669 - Manufacture of Filaments for Incandescent Electric Lamps
    (application date: March 16, 1883 / issue date: February 17, 1891)

  440. #476,528 - Incandescent Electric Lamp
    (application date: March 16, 1883 / issue date: June 7, 1892)

  441. #281,351 - Electrical Generator
    (application date: March 16, 1883 / issue date: July 17, 1883)

  442. #283,984 - System of Electrical Distribution
    (application date: March 16, 1883 / issue date: August 28, 1883)

  443. #287,517 - System of Electrical Distribution
    (application date: March 16, 1883 / issue date: October 30, 1883)

  444. #283,983 - System of Electrical Distribution
    (application date: April 17, 1883 / issue date: August 28, 1883)

  445. #354,310 - Manufacture of Carbon Conductors
    (application date: April 17, 1883 / issue date: December 14, 1886)

  446. #370,123 - Electric Meter
    (application date: April 17, 1883 / issue date: September 20, 1887)

  447. #411,017 - Carbonizing-Flask
    (application date: April 17, 1883 / issue date: September 17, 1889)

  448. #370,124 - Manufacture of Filaments for Incandescing Electric Lights
    (application date: April 20, 1883 / issue date: September 20, 1887)

  449. #287,516 - System of Electrical Distribution
    (application date: May 14, 1883 / issue date: October 30, 1883)

  450. #341,839 - Incandescing Electric Lamp
    (application date: May 14, 1883 / issue date: May 11, 1886)

  451. #398,774 - Incandescent Electric Lamp
    (application date: May 14, 1883 / issue date: February 26, 1889)

  452. #370,125 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  453. #370,126 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  454. #370,127 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  455. #370,128 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  456. #370,129 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  457. #370,130 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  458. #370,131 - Electrical Transmission of Power
    (application date: June 7, 1883 / issue date: September 20, 1887)

  459. #438,300 - Gage for Testing Fibers for Incandescent-Lamp Carbons
    (application date: June 7, 1883 / issue date: October 14, 1890)

  460. #287,511 - Electric Regulator
    (application date: June 29, 1883 / issue date: October 30, 1883)

  461. #287,512 - Dynamo-Electric Machine
    (application date: June 29, 1883 / issue date: October 30, 1883)

  462. #287,513 - Dynamo-Electric Machine
    (application date: June 29, 1883 / issue date: October 30, 1883)

  463. #287,514 - Dynamo-Electric Machine
    (application date: June 29, 1883 / issue date: October 30, 1883)

  464. #287,515 - System of Electrical Distribution
    (application date: June 29, 1883 / issue date: October 30, 1883)

  465. #297,582 - Dynamo-Electric Machine
    (application date: June 29, 1883 / issue date: April 29, 1884)

  466. #328,572 - Commutator for Dynamo-Electric Machines
    (application date: June 29, 1883 / issue date: October 20, 1885)

  467. #430,934 - Electric-Lighting System
    (application date: June 29, 1883 / issue date: June 24, 1890)

  468. #438,301 - System of Electric Lighting
    (application date: June 29, 1883 / issue date: October 14, 1890)

  469. #297,583 - Dynamo-Electric Machine
    (application date: October 10, 1883 / issue date: April 29, 1884)

  470. #304,083 - Dynamo-Electric Machine
    (application date: October 10, 1883 / issue date: August 26, 1884)

  471. #304,084 - Device for Protecting Electric-Light Systems from Lightning
    (application date: October 10, 1883 / issue date: August 26, 1884)

  472. #438,302 - Commutator for Dynamo-Electric Machines
    (application date: October 10, 1883 / issue date: October 14, 1890)

  473. #476,529 - System of Electrical Distribution
    (application date: October 10, 1883 / issue date: June 7, 1892)

  474. #297,584 - Dynamo-Electric Machine
    (application date: October 10, 1883 / issue date: April 29, 1884)

  475. #307,030 - Electrical Meter
    (application date: October 10, 1883 / issue date: October 21, 1884)

  476. #435,688 - Process of and Apparatus for Generating Electricity
    (application date: September 19, 1883 / issue date: September 2, 1890)

  477. #297,585 - Incandescing Conductor for Electric Lamps
    (application date: October 10, 1883 / issue date: April 29, 1884)

  478. #297,586 - Electrical Conductor
    (application date: October 10, 1883 / issue date: April 29, 1884)

  479. #470,922 - Manufacture of Filaments for Incandescent Lamps
    (application date: October 10, 1883 / issue date: March 15, 1892)

  480. #490,953 - Art of Generating Electricity
    (application date: November 1, 1883 / issue date: January 31, 1893)

  481. #293,432 - Electrical Generator or Motor
    (application date: October 18, 1883 / issue date: February 12, 1884)

  482. #307,031 - Electrical Indicator
    (application date: November 15, 1883 / issue date: October 21, 1884)

  483. #337,254 - Telephone
    (application date: November 13, 1883 / issue date: March 2, 1886)

  484. #297,587 - Dynamo-Electric Machine
    (application date: December 12, 1883 / issue date: April 29, 1884)

  485. #298,954 - Dynamo-Electric Machine
    (application date: December 12, 1883 / issue date: May 20, 1884)

  486. #298,955 - Dynamo-Electric Machine
    (application date: December 12, 1883 / issue date: May 20, 1884)

  487. #304,085 - System of Electrical Distribution
    (application date: December 12, 1883 / issue date: August 26, 1884)

  488. #509,517 - System of Electrical Distribution
    (application date: December 12, 1883 / issue date: November 28, 1893)

  489. #425,761 - Incandescent Lamp
    (application date: November 22, 1883 / issue date: April 15, 1890)

  490. #534,206 - Filament for Incandescent Lamps
    (application date: January 4, 1884 / issue date: February 12, 1895)

  491. #304,086 - Incandescent Electric Lamp
    (application date: January 24, 1884 / issue date: August 26, 1884)

  492. #298,956 - Mode of Operating Dynamo-Electric Machines
    (application date: January 24, 1884 / issue date: May 20, 1884)

  493. #304,087 - Electrical Conductor
    (application date: January 24, 1884 / issue date: August 26, 1884)

  494. #526,147 - Art of Plating One Material with Another
    (application date: January 28, 1884 / issue date: September 18, 1894)

  495. #395,963 - Incandescent-Lamp Filament
    (application date: April 5, 1884 / issue date: January 8, 1889)

  496. #339,279 - System of Electrical Distribution
    (application date: April 5, 1884 / issue date: April 6, 1886)

  497. #314,115 - Chemical Stock Quotation Telegraph
    (application date: March 19, 1884 / issue date: March 17, 1885)

  498. #436,968 - Method of and Apparatus for Drawing Wire
    (application date: June 10, 1884 / issue date: September 23, 1890)

  499. #436,969 - Method of and Apparatus for Drawing Wire
    (application date: June 10, 1884 / issue date: September 23, 1890)

  500. #438,303 - Arc Lamp
    (application date: June 10, 1884 / issue date: October 14, 1890)

  501. #343,017 - System of Electrical Distribution
    (application date: August 7, 1884 / issue date: June 1, 1886)

  502. #391,595 - System of Electric Lighting
    (application date: August 7, 1884 / issue date: October 23, 1888)

  503. #328,573 - System of Electric Lighting
    (application date: October 2, 1884 / issue date: October 20, 1885)

  504. #328,574 - System of Electric Lighting
    (application date: October 2, 1884 / issue date: October 20, 1885)

  505. #328,575 - System of Electric Lighting
    (application date: October 2, 1884 / issue date: October 20, 1885)

  506. #391,596 - Incandescent Electric Lamp
    (application date: October 2, 1884 / issue date: October 23, 1888)

  507. #438,304 - Electric Signaling Apparatus
    (application date: December 15, 1884 / issue date: October 14, 1890)

  508. #422,577 - Apparatus for Speaking-Telephones
    (application date: December 1, 1884 / issue date: March 4, 1890)

  509. #329,030 - Telephone
    (application date: December 15, 1884 / issue date: October 27, 1885)

  510. #340,707 - Telephonic Repeater
    (application date: December 15, 1884 / issue date: April 27, 1886)

  511. #422,578 - Telephonic Repeater
    (application date: December 15, 1884 / issue date: March 4, 1890)

  512. #422,579 - Telephonic Repeater
    (application date: December 15, 1884 / issue date: March 4, 1890)

  513. #340,708 - Electrical Signaling Apparatus
    (application date: January 12, 1885 / issue date: April 27, 1886)

  514. #347,097 - Electrical Signaling Apparatus
    (application date: January 12, 1885 / issue date: August 10, 1886)

  515. #478,743 - Telephone-Repeater
    (application date: October 14, 1885 / issue date: July 12, 1892)

  516. #340,709 - Telephone-Circuit
    (application date: October 14, 1885 / issue date: April 27, 1886)

  517. #378,044 - Telephone-Transmitter
    (application date: October 14, 1885 / issue date: February 14, 1888)

  518. #348,114 - Electrode for Telephone-Transmitters
    (application date: October 14, 1885 / issue date: August 24, 1886)

  519. #438,305 - Fuse-Block
    (application date: October 14, 1885 / issue date: October 14, 1890)

  520. #350,234 - System of Railway Signaling
    (application date: April 7, 1885 / issue date: October 5, 1886)

  521. #486,634 - System of Railway Signaling
    (application date: April 7, 1885 / issue date: November 22, 1892)

  522. #333,289 - Telegraphy
    (application date: May 8, 1885 / issue date: December 29, 1885)

  523. #333,290 - Duplex Telegraphy
    (application date: May 8, 1885 / issue date: December 29, 1885)

  524. #333,291 - Way-Station Quadruplex Telegraphy
    (application date: May 16, 1885 / issue date: December 29, 1885)

  525. #465,971 - Means for Transmitting Signals Electrically
    (application date: May 23, 1885 / issue date: December 29, 1891)

  526. #422,072 - Telegraphy
    (application date: October 23, 1885 / issue date: February 25, 1890)

  527. #437,422 - Telegraphy
    (application date: October 23, 1885 / issue date: September 30, 1890)

  528. #422,073 - Telegraphy
    (application date: November 24, 1885 / issue date: February 25, 1890)

  529. #422,074 - Telegraphy
    (application date: February 19, 1886 / issue date: February 25, 1890)

  530. #435,689 - Telegraphy
    (application date: February 19, 1886 / issue date: September 2, 1890)

  531. #438,306 - Telephone
    (application date: February 19, 1886 / issue date: October 14, 1890)

  532. #350,235 - Railway-Telegraphy
    (application date: January 13, 1886 / issue date: October 5, 1886)

  533. #406,567 - Telephone
    (application date: February 19, 1886 / issue date: July 9, 1889)

  534. #474,232 - Speaking-Telegraph
    (application date: February 18, 1886 / issue date: May 3, 1892)

  535. #370,132 - Telegraphy
    (application date: May 15, 1886 / issue date: September 20, 1887)

  536. #411,018 - Manufacture of Incandescent Electric Lamps
    (application date: July 17, 1886 / issue date: September 17, 1889)

  537. #438,307 - Manufacture of Incandescent Electric Lamps
    (application date: July 17, 1886 / issue date: October 14, 1890)

  538. #448,779 - Telegraph
    (application date: July 19, 1886 / issue date: March 24, 1891)

  539. #411,019 - Manufacture of Incandescent Electric Lamps
    (application date: July 29, 1886 / issue date: September 17, 1889)

  540. #406,130 - Manufacture of Incandescent Electric Lamps
    (application date: August 11, 1886 / issue date: July 2, 1889)

  541. #351,856 - Incandescent Electric Lamp
    (application date: October 5, 1886 / issue date: November 2, 1886)

  542. #454,262 - Incandescent-Lamp Filament
    (application date: October 27, 1886 / issue date: June 16, 1891)

  543. #466,400 - Cut-Out for Incandescent Lamps
    (application date: October 27, 1886 / issue date: January 5, 1892)

  544. #484,184 - Manufacture of Carbon Filaments
    (application date: October 27, 1886 / issue date: October 11, 1892)

  545. #490,954 - Manufacture of Carbon Filaments for Electric Lamps
    (application date: November 6, 1886 / issue date: January 31, 1893)

  546. #438,308 - System of Electrical Distribution
    (application date: December 6, 1886 / issue date: October 14, 1890)

  547. #524,378 - System of Electrical Distribution
    (application date: December 6, 1886 / issue date: August 14, 1894)

  548. #365,978 - System of Electrical Distribution
    (application date: November 29, 1886 / issue date: July 5, 1887)

  549. #369,439 - System of Electrical Distribution
    (application date: December 6, 1886 / issue date: September 6, 1887)

  550. #384,830 - Railway Signaling
    (application date: November 29, 1886 / issue date: June 19, 1888)

  551. #379,944 - Commutator for Dynamo-Electric Machines
    (application date: December 6, 1886 / issue date: March 27, 1888)

  552. #411,020 - Manufacture of Carbon Filaments
    (application date: December 6, 1886 / issue date: September 17, 1889)

  553. #485,615 - Manufacture of Carbon Filaments
    (application date: December 15, 1886 / issue date: November 8, 1892)

  554. #485,616 - Manufacture of Carbon Filaments
    (application date: December 15, 1886 / issue date: November 8, 1892)

  555. #525,007 - Manufacture of Carbon Filaments
    (application date: December 15, 1886 / issue date: August 28, 1904)

  556. #369,441 - System of Electrical Distribution
    (application date: December 16, 1886 / issue date: September 6, 1887)

  557. #369,442 - System of Electrical Distribution
    (application date: December 22, 1886 / issue date: September 6, 1887)

  558. #369,443 - System of Electrical Distribution
    (application date: December 27, 1886 / issue date: September 6, 1887)

  559. #484,185 - Manufacture of Carbon Filaments
    (application date: December 27, 1886 / issue date: October 11, 1892)

  560. #534,207 - Manufacture of Carbon Filaments
    (application date: December 27, 1886 / issue date: February 12, 1895)

  561. #373,584 - Dynamo-Electric Machine
    (application date: December 28, 1886 / issue date: November 22, 1887)

  562. #468,949 - Converter System for Electric Railways
    (application date: March 8, 1887 / issue date: February 16, 1892)

  563. #380,100 - Pyromagnetic Motor
    (application date: June 13, 1887 / issue date: March 27, 1888)

  564. #476,983 - Pyromagnetic Generator
    (application date: June 13, 1887 / issue date: June 14, 1892)

  565. #476,530 - Incandescent Electric Lamp
    (application date: June 4, 1887 / issue date: June 7, 1892)

  566. #377,518 - Magnetic Separator
    (application date: July 6, 1887 / issue date: February 7, 1888)

  567. #470,923 - Railway-Signaling
    (application date: August 19, 1887 / issue date: March 15, 1892)

  568. #545,405 - System of Electrical Distribution
    (application date: August 29, 1887 / issue date: August 27, 1895)

  569. #380,101 - System of Electrical Distribution
    (application date: September 23, 1887 / issue date: March 27, 1888)

  570. #380,102 - System of Electrical Distribution
    (application date: September 23, 1887 / issue date: March 27, 1888)

  571. #470,924 - Electric Conductor
    (application date: September 30, 1887 / issue date: March 15, 1892)

  572. #563,462 - Method of and Apparatus for Drawing Wire
    (application date: October 21, 1887 / issue date: July 7, 1896)

  573. #385,173 - System of Electrical Distribution
    (application date: December 9, 1887 / issue date: June 26, 1888)

  574. #506,215 - Method of Making Plate Glass
    (application date: November 11, 1887 / issue date: October 10, 1893)

  575. #382,414 - Burnishing Attachment for Phonographs
    (application date: November 26, 1887 / issue date: May 8, 1888)

  576. #386,974 - Phonograph
    (application date: November 26, 1887 / issue date: July 31, 1888)

  577. #430,570 - Phonogram-Blank
    (application date: November 26, 1887 / issue date: June 17, 1890)

  578. #382,416 - Feed and Return Mechanism for Phonographs
    (application date: January 5, 1888 / issue date: May 8, 1888)

  579. #382,415 - System of Electrical Distribution
    (application date: December 27, 1887 / issue date: May 8, 1888)

  580. #382,462 - Phonogram-Blank
    (application date: January 5, 1888 / issue date: May 8, 1888)

  581. #484,582 - Duplicating Phonograms
    (application date: January 30, 1888 / issue date: October 18, 1892)

  582. #434,586 - Electric Generator
    (application date: January 30, 1888 / issue date: August 19, 1890)

  583. #434,587 - Thermo-Electric Battery
    (application date: January 30, 1888 / issue date: August 19, 1890)

  584. #382,417 - Process of Making Phonogram-Blanks
    (application date: February 4, 1888 / issue date: May 8, 1888)

  585. #389,369 - Incandescing Electric Lamp
    (application date: February 6, 1888 / issue date: September 11, 1888)

  586. #382,418 - Phonogram-Blank
    (application date: March 2, 1888 / issue date: May 8, 1888)

  587. #390,462 - Process of Making Carbon Filaments
    (application date: March 2, 1888 / issue date: October 2, 1888)

  588. #394,105 - Phonograph-Recorder
    (application date: March 2, 1888 / issue date: December 4, 1888)

  589. #394,106 - Phonograph-Reproducer
    (application date: March 2, 1888 / issue date: December 4, 1888)

  590. #382,419 - Process of Duplicating Phonograms
    (application date: March 8, 1888 / issue date: May 8, 1888)

  591. #425,762 - Cut-out for Incandescent Electric Lamps
    (application date: March 8, 1888 / issue date: April 15, 1890)

  592. #396,356 - Magnetic Separator
    (application date: March 29, 1888 / issue date: January 15, 1889)

  593. #393,462 - Process of Making Phonogram-Blanks
    (application date: May 7, 1888 / issue date: November 27, 1888)

  594. #393,463 - Machine for Making Phonogram-Blanks
    (application date: May 7, 1888 / issue date: November 27, 1888)

  595. #393,464 - Machine for Making Phonogram-Blanks
    (application date: May 7, 1888 / issue date: November 27, 1888)

  596. #534,208 - Induction-Converter
    (application date: May 21, 1888 / issue date: February 12, 1895)

  597. #476,991 - Method of and Apparatus for Separating Ores
    (application date: May 21, 1888 / issue date: June 14, 1892)

  598. #400,646 - Phonograph Recorder and Reproducer
    (application date: June 7, 1888 / issue date: April 2, 1889)

  599. #488,190 - Phonograph-Reproducer
    (application date: June 7, 1888 / issue date: December 20, 1892)

  600. #488,189 - Phonograph
    (application date: May 29, 1888 / issue date: December 20, 1892)

  601. #470,925 - Manufacture of Filaments for Incandescent Lamps
    (application date: July 2, 1888 / issue date: March 15, 1892)

  602. #393,465 - Method of Preparing Phonograph Recording-Surfaces
    (application date: July 7, 1888 / issue date: November 27, 1888)

  603. #400,647 - Phonograph
    (application date: July 7, 1888 / issue date: April 2, 1889)

  604. #448,780 - Device for Turning Off Phonogram-Blanks
    (application date: July 7, 1888 / issue date: March 24, 1891)

  605. #393,466 - Phonograph-Recorder
    (application date: July 17, 1888 / issue date: November 27, 1888)

  606. #393,966 - Method of Recording and Reproducing Sounds
    (application date: July 17, 1888 / issue date: December 4, 1888)

  607. #393,967 - Method of Recording and Reproducing Sounds
    (application date: July 17, 1888 / issue date: December 4, 1888)

  608. #437,423 - Phonograph
    (application date: July 17, 1888 / issue date: September 30, 1890)

  609. #450,740 - Phonograph-Recorder
    (application date: July 17, 1888 / issue date: April 21, 1891)

  610. #485,617 - Incandescent-Lamp Filaments
    (application date: July 17, 1888 / issue date: November 8, 1892)

  611. #430,274 - Phonogram-Blank
    (application date: July 30, 1888 / issue date: June 17, 1890)

  612. #448,781 - Turning-Off Device for Phonographs
    (application date: July 30, 1888 / issue date: March 24, 1891)

  613. #400,648 - Phonogram-Blank
    (application date: July 30, 1888 / issue date: April 2, 1889)

  614. #499,879 - Phonograph
    (application date: July 30, 1888 / issue date: June 20, 1893)

  615. #397,705 - Method of Winding Field-Magnets
    (application date: September 15, 1888 / issue date: February 12, 1889)

  616. #435,690 - Method of Making Armatures for Dynamo-Electric Machines
    (application date: September 15, 1888 / issue date: September 12, 1890)

  617. #430,275 - Magnetic Separator
    (application date: September 20, 1888 / issue date: June 17, 1890)

  618. #474,591 - Process of Extracting Gold from Sulphide Ores
    (application date: September 20, 1888 / issue date: May 10, 1892)

  619. #397,280 - Phonograph Recorder and Reproducer
    (application date: September 27, 1888 / issue date: February 5, 1889)

  620. #397,706 - Phonograph
    (application date: October 11, 1888 / issue date: February 12, 1889)

  621. #400,649 - Method of Making Phonogram-Blanks
    (application date: October 11, 1888 / issue date: April 2, 1889)

  622. #400,650 - Method of Making Phonogram-Blanks
    (application date: October 17, 1888 / issue date: April 2, 1889)

  623. #406,568 - Phonograph
    (application date: October 17, 1888 / issue date: July 9, 1889)

  624. #437,424 - Phonograph
    (application date: October 17, 1888 / issue date: September 30, 1890)

  625. #393,968 - Phonograph-Recorder
    (application date: November 5, 1888 / issue date: December 4, 1888)

  626. #406,569 - Phonogram-Blank
    (application date: January 19, 1889 / issue date: July 9, 1889)

  627. #488,191 - Phonogram-Blank
    (application date: January 19, 1889 / issue date: December 20, 1892)

  628. #430,276 - Phonograph
    (application date: January 15, 1889 / issue date: June 17, 1890)

  629. #406,570 - Phonograph
    (application date: February 11, 1889 / issue date: July 9, 1889)

  630. #406,571 - Process of Treating Phonogram-Blanks
    (application date: February 11, 1889 / issue date: July 9, 1889)

  631. #406,572 - Automatic Determining Device for Phonographs
    (application date: February 11, 1889 / issue date: July 9, 1889)

  632. #406,573 - Automatic Determining Device for Phonographs
    (application date: February 11, 1889 / issue date: July 9, 1889)

  633. #406,574 - Automatic Determining Device for Phonographs
    (application date: February 11, 1889 / issue date: July 9, 1889)

  634. #406,575 - Automatic Determining Device for Phonographs
    (application date: February 11, 1889 / issue date: July 9, 1889)

  635. #430,277 - Automatic Determining Device for Phonographs
    (application date: February 11, 1889 / issue date: June 17, 1890)

  636. #437,425 - Phonograph-Recorder
    (application date: February 11, 1889 / issue date: September 30, 1890)

  637. #406,576 - Phonogram-Blank
    (application date: February 16, 1889 / issue date: July 9, 1889)

  638. #414,759 - Phonogram-Blank
    (application date: March 25, 1889 / issue date: November 12, 1889)

  639. #462,540 - Incandescent Electric Lamp
    (application date: March 25, 1889 / issue date: November 3, 1891)

  640. #414,760 - Phonograph
    (application date: March 30, 1889 / issue date: November 12, 1889)

  641. #430,278 - Phonograph
    (application date: April 10, 1889 / issue date: June 17, 1890)

  642. #438,309 - Method of Insulating Electrical Conductors
    (application date: May 11, 1889 / issue date: October 14, 1890)

  643. #423,039 - Phonograph for Dolls or Other Toys
    (application date: July 2, 1889 / issue date: March 11, 1890)

  644. #426,527 - Automatic Determining Device for Phonographs
    (application date: July 2, 1889 / issue date: April 29, 1890)

  645. #430,279 - Voltaic Battery
    (application date: July 2, 1889 / issue date: June 17, 1890)

  646. #506,216 - Apparatus for Making Glass
    (application date: July 2, 1889 / issue date: October 10, 1893)

  647. #414,761 - Phonogram-Blank
    (application date: August 10, 1889 / issue date: November 12, 1889)

  648. #430,280 - Magnetic Separator
    (application date: July 29, 1889 / issue date: June 17, 1890)

  649. #437,426 - Phonograph
    (application date: August 10, 1889 / issue date: September 30, 1890)

  650. #465,972 - Phonograph
    (application date: November 18, 1889 / issue date: December 29, 1891)

  651. #443,507 - Phonograph
    (application date: December 27, 1889 / issue date: December 30, 1890)

  652. #513,095 - Phonograph
    (application date: December 27, 1889 / issue date: January 23, 1894)

  653. #434,588 - Magnetic Ore-Separator
    (application date: January 20, 1890 / issue date: August 19, 1890)

  654. #437,427 - Method of Making Phonogram-Blanks
    (application date: February 17, 1890 / issue date: September 30, 1890)

  655. #465,250 - Process of Extracting Copper Pyrites
    (application date: February 17, 1890 / issue date: December 15, 1891)

  656. #434,589 - Propelling Mechanism for Electric Vehicles
    (application date: February 20, 1890 / issue date: August 19, 1890)

  657. #438,310 - Lamp-Base
    (application date: May 5, 1890 / issue date: October 14, 1890)

  658. #437,428 - Propelling Device for Electric Cars
    (application date: May 5, 1890 / issue date: September 30, 1890)

  659. #437,429 - Phonogram-Blank
    (application date: May 5, 1890 / issue date: September 30, 1890)

  660. #454,941 - Phonograph Recorder or Reproducer
    (application date: May 24, 1890 / issue date: June 30, 1891)

  661. #436,127 - Electric Motor
    (application date: May 24, 1890 / issue date: September 9, 1890)

  662. #484,583 - Phonograph Cutting-Tool
    (application date: May 27, 1890 / issue date: October 18, 1892)

  663. #484,584 - Phonograph-Reproducer
    (application date: May 27, 1890 / issue date: October 18, 1892)

  664. #436,970 - Apparatus for Transmitting Power
    (application date: June 10, 1890 / issue date: September 23, 1890)

  665. #453,741 - Phonograph
    (application date: July 30, 1890 / issue date: June 9, 1891)

  666. #454,942 - Phonograph
    (application date: July 30, 1890 / issue date: June 30, 1891)

  667. #456,301 - Phonograph-Doll
    (application date: July 30, 1890 / issue date: July 21, 1891)

  668. #484,585 - Phonograph
    (application date: July 30, 1890 / issue date: October 18, 1892)

  669. #456,302 - Phonograph
    (application date: August 12, 1890 / issue date: July 21, 1891)

  670. #476,984 - Expansible Pulley
    (application date: August 28, 1890 / issue date: June 14, 1892)

  671. #493,858 - Transmission of Power
    (application date: August 28, 1890 / issue date: March 21, 1893)

  672. #457,343 - Magnetic Belting
    (application date: September 10, 1890 / issue date: August 11, 1891)

  673. #444,530 - Leading-In Wire for Incandescent Lamps
    (application date: September 15, 1890 / issue date: January 13, 1891)

  674. #543,209 - Incandescent Electric Lamp
    (application date: September 17, 1890 / issue date: February 12, 1895)

  675. #476,985 - Trolley for Electric Railways
    (application date: November 21, 1890 / issue date: June 14, 1892)

  676. #500,280 - Phonograph
    (application date: November 21, 1890 / issue date: June 27, 1893)

  677. #541,923 - Phonograph
    (application date: November 21, 1890 / issue date: July 2, 1895)

  678. #457,344 - Smoothing-Tool for Phonogram-Blanks
    (application date: November 21, 1890 / issue date: August 11, 1891)

  679. #460,123 - Phonogram-Blank Carrier
    (application date: November 21, 1890 / issue date: September 29, 1891)

  680. #500,281 - Phonograph
    (application date: November 21, 1890 / issue date: June 27, 1893)

  681. #541,924 - Phonograph
    (application date: December 3, 1890 / issue date: July 2, 1895)

  682. #500,282 - Phonograph
    (application date: December 3, 1890 / issue date: June 27, 1893)

  683. #575,151 - Phonograph
    (application date: December 3, 1890 / issue date: January 12, 1897)

  684. #605,667 - Phonograph
    (application date: December 3, 1890 / issue date: June 14, 1898)

  685. #610,706 - Phonograph
    (application date: December 3, 1890 / issue date: September 30, 1898)

  686. #622,843 - Phonograph
    (application date: December 3, 1890 / issue date: April 11, 1899)

  687. #609,268 - Phonograph
    (application date: December 15, 1890 / issue date: August 16, 1898)

  688. #493,425 - Electric Locomotive
    (application date: January 19, 1891 / issue date: March 14, 1893)

  689. #476,992 - Incandescent Electric Lamp
    (application date: January 24, 1891 / issue date: June 14, 1892)

  690. #496,191 - Phonograph
    (application date: February 9, 1891 / issue date: April 25, 1893)

  691. #470,926 - Dynamo-Electric Machine or Motor
    (application date: February 24, 1891 / issue date: March 15, 1892)

  692. #476,986 - Means for Propelling Electric Cars
    (application date: March 2, 1891 / issue date: June 14, 1892)

  693. #476,987 - Electric Locomotive
    (application date: March 2, 1891 / issue date: June 14, 1892)

  694. #465,973 - Armature for Dynamos or Motors
    (application date: March 23, 1891 / issue date: December 29, 1891)

  695. #470,927 - Driving Mechanism for Cars
    (application date: March 26, 1891 / issue date: March 15, 1892)

  696. #465,970 - Armature Connection for Motors or Generators
    (application date: March 26, 1891 / issue date: December 29, 1891)

  697. #468,950 - Commutator-Brush for Electric Motors and Dynamos
    (application date: April 4, 1891 / issue date: February 16, 1892)

  698. #475,491 - Electric Locomotive
    (application date: June 9, 1891 / issue date: May 24, 1892)

  699. #475,492 - Electric Locomotive
    (application date: June 9, 1891 / issue date: May 24, 1892)

  700. #475,493 - Electric Locomotive
    (application date: June 9, 1891 / issue date: May 24, 1892)

  701. #475,494 - Electric Railway
    (application date: June 9, 1891 / issue date: May 24, 1892)

  702. #476,988 - Lightning Arrester
    (application date: August 14, 1891 / issue date: June 14, 1892)

  703. #476,989 - Conductor for Electric Railways
    (application date: August 14, 1891 / issue date: June 14, 1892)

  704. #509,518 - Electric Railway
    (application date: August 14, 1891 / issue date: November 28, 1893)

  705. #465,251 - Method of Bricking Fine Ores
    (application date: August 24, 1891 / issue date: December 15, 1891)

  706. #485,840 - Method of Bricking Fine Iron Ores
    (application date: August 24, 1891 / issue date: November 8, 1892)

  707. #493,426 - Apparatus for Exhibiting Photographs of Moving Objects
    (application date: August 24, 1891 / issue date: March 14, 1893)

  708. #589,168 - Kinetographic Camera
    (application date: August 24, 1891 / issue date: August 31, 1897)

  709. #470,928 - Alternating-Current Generator
    (application date: August 25, 1891 / issue date: March 15, 1892)

  710. #476,990 - Electric Meter
    (application date: August 25, 1891 / issue date: June 14, 1892)

  711. #484,183 - Electrical Depositing-Meter
    (application date: September 2, 1891 / issue date: October 11, 1892)

  712. #476,993 - Electric-Arc Lamp
    (application date: October 1, 1891 / issue date: June 14, 1892)

  713. #470,929 - Magnetic Separator
    (application date: October 1, 1891 / issue date: March 15, 1892)

  714. #471,268 - Ore-Conveyer and Method of Arranging Ore Thereon
    (application date: October 1, 1891 / issue date: March 22, 1892)

  715. #472,288 - Dust-Proof Bearing for Shafts
    (application date: October 1, 1891 / issue date: April 5, 1892)

  716. #472,752 - Dust-Proof Journal-Bearing
    (application date: October 1, 1891 / issue date: April 12, 1892)

  717. #472,753 - Ore-Screening Apparatus
    (application date: October 1, 1891 / issue date: April 12, 1892)

  718. #474,592 - Ore-Conveying Apparatus
    (application date: October 1, 1891 / issue date: May 10, 1892)

  719. #498,385 - Roller for Crushing Ore or Other Material
    (application date: October 1, 1891 / issue date: May 30, 1893)

  720. #474,593 - Dust-Proof Swivel Shaft-Bearing
    (application date: October 8, 1891 / issue date: May 10, 1892)

  721. #470,930 - Dynamo-Electric Machine
    (application date: October 10, 1891 / issue date: March 15, 1892)

  722. #476,532 - Ore-Screening Apparatus
    (application date: October 15, 1891 / issue date: June 7, 1892)

  723. #491,992 - Cut-Out for Incandescent Electric Lamps
    (application date: November 12, 1891 / issue date: February 21, 1893)

  724. #491,993 - Stop Device
    (application date: April 11, 1892 / issue date: February 21, 1893)

  725. #564,423 - Process of Separating Ores
    (application date: July 2, 1892 / issue date: July 21, 1896)

  726. #485,841 - Method of Magnetically Separating Ores
    (application date: July 20, 1892 / issue date: November 8, 1892)

  727. #485,842 - Method of Magnetic-Ore Separation
    (application date: July 20, 1892 / issue date: November 8, 1892)

  728. #513,096 - Method of and Apparatus for Mixing Materials
    (application date: August 29, 1892 / issue date: January 23, 1894)

  729. #509,428 - Composition Brick and Method of Making Same
    (application date: March 17, 1893 / issue date: November 28, 1893)

  730. #513,097 - Phonograph
    (application date: May 24, 1893 / issue date: January 23, 1894)

  731. #567,187 - Crushing Roll
    (application date: December 19, 1893 / issue date: September 8, 1896)

  732. #602,064 - Conveyor
    (application date: December 19, 1893 / issue date: April 12, 1898)

  733. #865,367 - Flourescent Electric Lamp
    (application date: May 19, 1896 / issue date: September 10, 1907)

  734. #604,740 - Governor for Motors
    (application date: January 27, 1897 / issue date: May 31, 1898)

  735. #607,588 - Phonograph
    (application date: January 27, 1897 / issue date: July 19, 1898)

  736. #675,056 - Magnetic Separator
    (application date: June 12, 1897 / issue date: May 28, 1901)

  737. #637,327 - Rolls
    (application date: July 16, 1897 / issue date: November 21, 1899)

  738. #672,616 - Method of Breaking Rock
    (application date: July 16, 1897 / issue date: April 23, 1901)

  739. #676,618 - Magnetic Separator
    (application date: July 16, 1897 / issue date: June 18, 1901)

  740. #605,475 - Drying Apparatus
    (application date: June 29, 1897 / issue date: June 14, 1898)

  741. #605,668 - Mixer
    (application date: June 29, 1897 / issue date: June 14, 1898)

  742. #667,201 - Flight Conveyor
    (application date: June 29, 1897 / issue date: February 5, 1901)

  743. #671,314 - Lubricating Journal-Bearings
    (application date: June 29, 1897 / issue date: April 2, 1901)

  744. #671,315 - Conveyer
    (application date: June 29, 1897 / issue date: April 2, 1901)

  745. #675,057 - Apparatus for Screening Pulverized Material
    (application date: June 29, 1897 / issue date: May 28, 1901)

  746. #713,209 - Process of Duplicating Phonograms
    (application date: March 5, 1898 / issue date: November 11, 1902)

  747. #703,774 - Reproducer for Phonographs
    (application date: March 24, 1898 / issue date: July 1, 1902)

  748. #626,460 - Filament for Incandescent Lamps and Process of Manufacturing Same
    (application date: March 31, 1898 / issue date: June 6, 1899)

  749. #648,933 - Drier
    (application date: May 23, 1898 / issue date: May 8, 1900)

  750. #661,238 - Machine for Forming Pulverized Material into Briquets
    (application date: May 23, 1898 / issue date: November 6, 1900)

  751. #674,057 - Grinding or Crushing Rolls
    (application date: May 23, 1898 / issue date: May 14, 1901)

  752. #703,562 - Apparatus for Bricking Pulverized Material
    (application date: May 23, 1898 / issue date: July 1, 1902)

  753. #704,010 - Apparatus for Concentrating Magnetic Iron Ores
    (application date: May 23, 1898 / issue date: July 8, 1902)

  754. #659,389 - Electric Meter
    (application date: September 24, 1898 / issue date: October 9, 1900)

  755. #648,934 - Process of Screening or Sizing Very Fine Materials
    (application date: March 17, 1899 / issue date: May 8, 1900)

  756. #663,015 - Electric Meter
    (application date: March 17, 1899 / issue date: December 4, 1900)

  757. #668,610 - Phonograph Recording Apparatus
    (application date: March 17, 1899 / issue date: December 10, 1901)

  758. #643,764 - Method of Reheating Compressed Air for Industrial Purposes
    (application date: February 27, 1899 / issue date: February 20, 1900)

  759. #660,293 - Electric Meter
    (application date: September 16, 1899 / issue date: October 23, 1900)

  760. #641,281 - Expanding Pulley
    (application date: April 24, 1899 / issue date: January 16, 1900)

  761. #727,116 - Grinding Rolls
    (application date: July 1, 1899 / issue date: May 5, 1903)

  762. #624,457 - Phonograph
    (application date: September 21, 1899 / issue date: June 26, 1900)

  763. #648,935 - Apparatus for Duplicating Phonograph Records
    (application date: October 28, 1899 / issue date: May 8, 1900)

  764. #685,911 - Apparatus for Reheating Compressed Air for Industrial Purposes
    (application date: December 6, 1899 / issue date: November 5, 1901)

  765. #657,922 - Apparatus for Reheating Compressed Air for Industrial Purposes
    (application date: December 12, 1899 / issue date: September 18, 1900)

  766. #676,840 - Magnetic Separating Apparatus
    (application date: January 9, 1900 / issue date: June 18, 1901)

  767. #660,845 - Apparatus for Sampling, Averaging, Mixing, and Storing Materials in Bulk
    (application date: January 11, 1900 / issue date: October 30, 1900)

  768. #662,063 - Process of Sampling, Averaging, Mixing, and Storing Materials in Bulk
    (application date: January 11, 1900 / issue date: November 20, 1900)

  769. #679,500 - Apparatus for Screening or Sizing Very Fine Materials
    (application date: January 31, 1900 / issue date: July 30, 1901)

  770. #671,316 - Apparatus for Screening or Rescreening Fine Materials
    (application date: March 7, 1900 / issue date: April 2, 1901)

  771. #671,317 - Method of Screening or Rescreening Fine Materials
    (application date: March 31, 1900 / issue date: April 2, 1901)

  772. #759,356 - Method of Burning Portland-Cement Clinker, etc.
    (application date: April 19, 1900 / issue date: May 10, 1904)

  773. #759,357 - Apparatus for Burning Portland Cement Clinker, etc.
    (application date: April 19, 1900 / issue date: May 10, 1904)

  774. #655,480 - Phonographic Reproducing Device
    (application date: May 3, 1900 / issue date: August 7, 1900)

  775. #657,527 - Process of Making Metallic Duplicate Phonograph-Records
    (application date: May 4, 1900 / issue date: September 11, 1900)

  776. #667,202 - Apparatus for Duplicating Phonograph Records
    (application date: May 8, 1900 / issue date: February 5, 1901)

  777. #667,662 - Process of Duplicating Phonograph Records
    (application date: May 8, 1900 / issue date: February 5, 1901)

  778. #713,863 - Process of Coating Phonograph Records
    (application date: June 16, 1900 / issue date: November 18, 1902)

  779. #759,358 - Magnetic Separating Apparatus
    (application date: June 21, 1900 / issue date: May 10, 1904)

  780. #676,841 - Magnetic Separating Apparatus
    (application date: July 2, 1900 / issue date: June 18, 1901)

  781. #680,520 - Process of Making Duplicate Phonograph Records
    (application date: August 18, 1900 / issue date: August 13, 1901)

  782. #672,617 - Apparatus for Breaking Rock
    (application date: August 9, 1900 / issue date: April 23, 1901)

  783. #676,225 - Phonographic Recording Apparatus
    (application date: August 18, 1900 / issue date: June 11, 1901)

  784. #703,051 - Electric Meter
    (application date: October 15, 1900 / issue date: June 24, 1902)

  785. #684,204 - Reversible Galvanic Battery
    (application date: October 31, 1900 / issue date: October 8, 1901)

  786. #871,214 - Reversible Galvanic Battery
    (application date: October 31, 1900 / issue date: November 19, 1907)

  787. #704,303 - Reversible Galvanic Battery
    (application date: January 8, 1901 / issue date: July 8, 1902)

  788. #700,136 - Reversible Galvanic Battery
    (application date: March 5, 1901 / issue date: May 13, 1902)

  789. #704,304 - Reversible Galvanic Battery
    (application date: March 3, 1901 / issue date: July 8, 1902)

  790. #700,137 - Reversible Galvanic Battery
    (application date: March 5, 1901 / issue date: March 13, 1902)

  791. #704,305 - Electrode for Batteries
    (application date: May 17, 1901 / issue date: July 8, 1902)

  792. #678,722 - Reversible Galvanic Battery
    (application date: June 20, 1901 / issue date: July 16, 1901)

  793. #684,205 - Reversible Galvanic Battery
    (application date: June 20, 1901 / issue date: October 8, 1901)

  794. #692,507 - Reversible Galvanic Battery
    (application date: June 20, 1901 / issue date: February 4, 1902)

  795. #701,804 - Reversible Galvanic Battery
    (application date: June 20, 1901 / issue date: June 3, 1902)

  796. #704,306 - Reversible Galvanic Battery
    (application date: June 20, 1901 / issue date: July 8, 1902)

  797. #705,829 - Reproducer for Sound-Records
    (application date: November 8, 1901 / issue date: July 29, 1902)

  798. #831,606 - Sound-Recording Apparatus
    (application date: November 8, 1901 / issue date: September 25, 1906)

  799. #827,089 - Calcining-Furnace
    (application date: January 2, 1902 / issue date: July 31, 1906)

  800. #734,522 - Process of Nickel-Plating
    (application date: February 14, 1902 / issue date: July 28, 1903)

  801. #727,117 - Reversible Galvanic Battery
    (application date: October 3, 1902 / issue date: May 5, 1903)

  802. #727,118 - Process of Manufacturing Electrolytically-Active Finely Divided Iron
    (application date: October 21, 1902 / issue date: May 5, 1903)

  803. #721,682 - Reversible Galvanic Battery
    (application date: November 28, 1902 / issue date: March 3, 1903)

  804. #721,870 - Funnel for Filling Storage-Battery Cans or Analogous Purposes
    (application date: November 28, 1902 / issue date: March 3, 1903)

  805. #723,449 - Electrode for Storage Batteries
    (application date: November 28, 1902 / issue date: March 24, 1903)

  806. #723,450 - Reversible Galvanic Battery
    (application date: November 28, 1902 / issue date: March 24, 1903)

  807. #754,755 - Compressing-Dies
    (application date: November 28, 1902 / issue date: March 15, 1904)

  808. #754,858 - Storage-Battery Tray
    (application date: November 28, 1902 / issue date: March 15, 1904)

  809. #754,859 - Reversible Galvanic Battery
    (application date: November 28, 1902 / issue date: March 15, 1904)

  810. #764,183 - Method of Separating Mechanically-Entrained Globules from Gases
    (application date: November 28, 1902 / issue date: July 5, 1904)

  811. #852,424 - Secondary Battery
    (application date: November 28, 1902 / issue date: May 7, 1907)

  812. #802,631 - Apparatus for Burning Portland Cement Clinker
    (application date: December 5, 1902 / issue date: October 24, 1905)

  813. #722,502 - Means for Handling Cable-Drawn Cars on Inclines
    (application date: January 9, 1903 / issue date: March 10, 1903)

  814. #724,089 - Means for Operating Motors in Dust-Laden Atmospheres
    (application date: January 9, 1903 / issue date: March 31, 1903)

  815. #750,102 - Electrical Automobile
    (application date: January 9, 1903 / issue date: January 19, 1904)

  816. #758,423 - Stock-House Conveyer
    (application date: January 9, 1903 / issue date: April 26, 1906)

  817. #832,046 - Automatic Weighing and Mixing Apparatus
    (application date: January 9, 1903 / issue date: October 2, 1906)

  818. #873,219 - Feed-Regulator for Grinding Machines
    (application date: January 13, 1903 / issue date: December 10, 1907)

  819. #1,014,818 - Giant Rolls
    (application date: January 13, 1903 / issue date: January 16, 1912)

  820. #841,677 - Apparatus for Grinding and Separating Fine Materials
    (application date: January 29, 1903 / issue date: January 22, 1907)

  821. #790,351 - Process of Duplicating Phonographic Records
    (application date: February 11, 1903 / issue date: May 23, 1905)

  822. #772,647 - Photographic Film for Moving-Picture Machines
    (application date: March 5, 1903 / issue date: October 18, 1904)

  823. #831,269 - Storage-Battery Electrode-Plate
    (application date: March 5, 1903 / issue date: September 18, 1906)

  824. #775,965 - Dry Separator
    (application date: May 4, 1903 / issue date: November 29, 1904)

  825. #754,756 - Process of Separating Ores From Magnetic Gangue
    (application date: May 29, 1903 / issue date: March 15, 1904)

  826. #775,600 - Rotary Cement-Kiln
    (application date: July 22, 1903 / issue date: November 22, 1904)

  827. #767,216 - Apparatus for Vacuously Depositing Metals
    (application date: August 1, 1903 / issue date: August 9, 1904)

  828. #796,629 - Lamp-Guard
    (application date: August 1, 1903 / issue date: August 8, 1905)

  829. #772,648 - Vehicle-Wheel
    (application date: August 28, 1903 / issue date: October 18, 1904)

  830. #850,912 - Process of Making Articles by Electroplating
    (application date: October 5, 1903 / issue date: April 23, 1907)

  831. #857,041 - Can or Receptacle for Storage Batteries
    (application date: October 10, 1903 / issue date: June 18, 1907)

  832. #962,081 - Apparatus for Recording Sounds
    (application date: November 13, 1903 / issue date: June 21, 1910)

  833. #766,815 - Primary Battery
    (application date: November 18, 1903 / issue date: August 9, 1904)

  834. #943,664 - Sound-Recording Apparatus
    (application date: November 18, 1903 / issue date: December 21, 1909)

  835. #873,220 - Reversible Galvanic Battery
    (application date: November 23, 1903 / issue date: December 10, 1907)

  836. #898,633 - Filling Apparatus for Storage-Battery Jars, & etc.
    (application date: December 10, 1903 / issue date: September 15, 1908)

  837. #767,554 - Method of Rendering Storage-Battery Gases Non-Explosive
    (application date: June 13, 1904 / issue date: August 16, 1904)

  838. #861,241 - Portland Cement and Process of Manufacturing the Same
    (application date: June 28, 1904 / issue date: July 23, 1907)

  839. #800,800 - Phonograph-Record and Method of Making the Same
    (application date: June 29, 1904 / issue date: October 3, 1905)

  840. #821,622 - Process of Cleaning Metallic Surfaces
    (application date: June 29, 1904 / issue date: May 29, 1906)

  841. #897,612 - Alkaline Storage Battery
    (application date: June 29, 1904 / issue date: February 18, 1908)

  842. #880,484 - Process of Producing Very Thin Sheet Metal
    (application date: June 29, 1904 / issue date: February 25, 1908)

  843. #797,845 - Sheet Metal for Perforated Pockets of Storage Batteries
    (application date: July 21, 1904 / issue date: August 22, 1905)

  844. #827,297 - Alkaline Battery
    (application date: July 21, 1904 / issue date: July 31, 1906)

  845. #847,746 - Electrical Welding Apparatus
    (application date: July 21, 1904 / issue date: March 19, 1907)

  846. #785,297 - Gas-Separator for Storage Batteries
    (application date: August 16, 1904 / issue date: March 21, 1905)

  847. #861,242 - Can or Receptacle for Storage Batteries
    (application date: August 16, 1904 / issue date: July 23, 1907)

  848. #821,032 - Storage Battery
    (application date: September 28, 1904 / issue date: March 22, 1906)

  849. #970,615 - Method and Apparatus for Making Sound-Records
    (application date: August 30, 1904 / issue date: September 20, 1910)

  850. #817,162 - Process of Treating Alkaline Storage Batteries
    (application date: September 29, 1904 / issue date: April 10, 1906)

  851. #948,542 - Method of Treating Cans of Alkaline Storage Batteries
    (application date: September 29, 1904 / issue date: February 8, 1910)

  852. #813,490 - Cement-Kiln
    (application date: November 2, 1904 / issue date: February 27, 1906)

  853. #821,624 - Gas-Separator for Storage Batteries
    (application date: November 2, 1904 / issue date: May 29, 1906)

  854. #821,625 - Process of Treating Alkaline Storage Batteries
    (application date: November 5, 1904 / issue date: May 29, 1906)

  855. #821,623 - Storage-Battery-Filling Apparatus
    (application date: November 2, 1904 / issue date: May 29, 1906)

  856. #879,859 - Apparatus for Producing Very Thin Sheet Metal
    (application date: March 1, 1905 / issue date: February 25, 1908)

  857. #804,799 - Apparatus for Perforating Sheet Metal
    (application date: March 20, 1905 / issue date: November 14, 1905)

  858. #870,024 - Apparatus for Producing Perforated Strips
    (application date: March 24, 1905 / issue date: November 5, 1907)

  859. #821,626 - Processing of Making Metallic Films or Flakes
    (application date: March 30, 1905 / issue date: May 29, 1906)

  860. #821,627 - Processing of Making Metallic Flakes or Scales
    (application date: March 30, 1905 / issue date: May 29, 1906)

  861. #827,717 - Process of Making Composite Metals
    (application date: March 30, 1905 / issue date: August 7, 1906)

  862. #839,371 - Method of Coating Active Material with Flake-Like Conducting Material
    (application date: March 30, 1905 / issue date: December 25, 1906)

  863. #854,200 - Process of Making Storage-Battery Electrodes
    (application date: March 30, 1905 / issue date: May 21, 1907)

  864. #857,929 - Storage-Battery Electrode
    (application date: March 30, 1905 / issue date: June 25, 1907)

  865. #882,144 - Storage-Battery Electrode
    (application date: March 30, 1905 / issue date: March 17, 1908)

  866. #860,195 - Storage-Battery Electrode
    (application date: April 28, 1905 / issue date: July 16, 1907)

  867. #862,145 - Process of Making Seamless Tubular Pockets or Receptacles for Storage Battery Electrodes
    (application date: April 28, 1905 / issue date: August 6, 1907)

  868. #976,791 - Storage-Battery Electrode
    (application date: April 28, 1905 / issue date: November 22, 1910)

  869. #839,372 - Phonograph Record or Blank
    (application date: April 29, 1905 / issue date: December 25, 1906)

  870. #813,491 - Pocket-Filling Machine
    (application date: May 16, 1905 / issue date: February 27, 1906)

  871. #943,663 - Horn for Talking Machines
    (application date: May 24, 1905 / issue date: December 21, 1909)

  872. #950,226 - Phonographic Recording Apparatus
    (application date: May 24, 1905 / issue date: February 22, 1910)

  873. #963,362 - Apparatus for Recording or Reproducing Sounds
    (application date: May 24, 1905 / issue date: July 5, 1910)

  874. #821,628 - Process for Making Conducting-Films
    (application date: May 26, 1905 / issue date: March 29, 1906)

  875. #1,012,250 - Recording-Telephone
    (application date: September 15, 1905 / issue date: December 19, 1911)

  876. #1,152,613 - Method of Burning Portland-Cement Clinker
    (application date: September 29, 1905 / issue date: September 7, 1915)

  877. #950,227 - Apparatus for Making Metallic Films or Flakes
    (application date: October 12, 1905 / issue date: February 22, 1910)

  878. #936,433 - Tube-Filling and Tamping Machine
    (application date: October 14, 1905 / issue date: October 12, 1909)

  879. #956,317 - Tube-Sealing Machine
    (application date: October 14, 1905 / issue date: April 26, 1910)

  880. #967,178 - Tube-Forming Machine
    (application date: October 17, 1905 / issue date: August 16, 1910)

  881. #880,978 - Electrode Element for Storage Batteries
    (application date: November 2, 1905 / issue date: March 3, 1908)

  882. #880,979 - Method for Making Storage-Battery Electrodes
    (application date: November 2, 1905 / issue date: March 3, 1908)

  883. #850,913 - Secondary Battery
    (application date: December 7, 1905 / issue date: April 23, 1907)

  884. #914,342 - Storage Battery
    (application date: December 7, 1905 / issue date: March 21, 1909)

  885. #858,862 - Primary and Secondary Battery
    (application date: January 10, 1906 / issue date: July 2, 1907)

  886. #850,881 - Composite Metal
    (application date: January 20, 1906 / issue date: April 16, 1907)

  887. #1,065,597 - Cement-Burning Kiln
    (application date: January 27, 1906 / issue date: June 24, 1913)

  888. #964,096 - Process of Electroplating
    (application date: March 19, 1906 / issue date: July 12, 1910)

  889. #1,059,661 - Manufacture of Portland Cement
    (application date: May 8, 1906 / issue date: April 22, 1913)

  890. #914,372 - Process for Making Thin Metallic Flakes
    (application date: July 14, 1906 / issue date: March 2, 1909)

  891. #962,822 - Crushing Roll
    (application date: September 7, 1906 / issue date: June 28, 1910)

  892. #923,633 - Shaft-Coupling
    (application date: September 13, 1906 / issue date: June 1, 1909)

  893. #962,823 - Crushing-Rolls
    (application date: September 18, 1906 / issue date: June 28, 1910)

  894. #930,946 - Apparatus for Burning Portland Cement
    (application date: October 24, 1906 / issue date: August 10, 1909)

  895. #898,404 - Process of Making Articles by Electroplating
    (application date: November 3, 1906 / issue date: September 8, 1908)

  896. #930,948 - Apparatus for Burning Portland Cement
    (application date: November 26, 1906 / issue date: August 10, 1909)

  897. #930,949 - Apparatus for Burning Portland Cement
    (application date: November 26, 1906 / issue date: August 10, 1909)

  898. #890,625 - Apparatus for Grinding Coal
    (application date: November 27, 1906 / issue date: June 16, 1908)

  899. #948,558 - Storage-Battery Electrode
    (application date: December 3, 1906 / issue date: February 8, 1910)

  900. #964,221 - Sound-Record
    (application date: January 3, 1907 / issue date: July 12, 1910)

  901. #1,024,839 - Phonographic Recording-Stylus
    (application date: January 3, 1907 / issue date: April 30, 1912)

  902. #936,267 - Feed Mechanism for Phonographs and Other Machines
    (application date: January 17, 1907 / issue date: October 5, 1909)

  903. #865,688 - Process of Making Metallic Films or Flakes
    (application date: January 19, 1907 / issue date: September 10, 1907)

  904. #936,525 - Process of Making Metallic Films or Flakes
    (application date: January 18, 1907 / issue date: October 12, 1909)

  905. #865,687 - Process of Making Nickel Films
    (application date: January 19, 1907 / issue date: September 10, 1907)

  906. #939,817 - Cement Kiln
    (application date: March 8, 1907 / issue date: November 9, 1909)

  907. #855,562 - Diaphragm for Talking-Machines
    (application date: March 6, 1907 / issue date: June 4, 1907)

  908. #975,339 - Process of Duplicating Talking-Machine Records
    (application date: April 4, 1907 / issue date: November 8, 1910)

  909. #939,992 - Phonographic Recording and Reproducing Machine
    (application date: March 16, 1907 / issue date: November 16, 1909)

  910. #1,078,264 - Phonographic Recording or Reproducing Apparatus
    (application date: March 16, 1907 / issue date: November 11, 1913)

  911. #941,630 - Process and Apparatus for Artificially Aging or Seasoning Portland Cement
    (application date: April 2, 1907 / issue date: November 30, 1909)

  912. #876,445 - Electrolyte for Alkaline Storage Batteries
    (application date: May 10, 1907 / issue date: January 14, 1908)

  913. #914,343 - Process of Making Storage-Battery Electrodes
    (application date: May 17, 1907 / issue date: March 2, 1909)

  914. #1,163,329 - Filament for Incandescent Electric Lamps
    (application date: May 31, 1907 / issue date: December 7, 1915)

  915. #861,819 - Discharging Apparatus for Belt Conveyers
    (application date: June 14, 1907 / issue date: July 30, 1907)

  916. #991,433 - Bucket Conveyer
    (application date: June 14, 1907 / issue date: May 2, 1911)

  917. #954,789 - Sprocket-Chain Drive
    (application date: June 26, 1907 / issue date: April 12, 1910)

  918. #909,877 - Telegraphy
    (application date: June 20, 1907 / issue date: January 19, 1909)

  919. #1,041,756 - Conveyer
    (application date: November 22, 1907 / issue date: October 22, 1912)

  920. #1,106,444 - Fuel-Feeding Apparatus
    (application date: November 29, 1907 / issue date: August 11, 1914)

  921. #896,811 - Metallic Film for Use with Storage-Battery Electrodes and Process of Preparing the Same
    (application date: February 6, 1908 / issue date: August 25, 1908)

  922. #909,167 - Waterproofing-Paint for Portland-Cement Buildings
    (application date: February 6, 1908 / issue date: January 12, 1909)

  923. #940,635 - Electrode Element for Storage Batteries
    (application date: February 6, 1908 / issue date: November 16, 1909)

  924. #1,182,897 - Apparatus for Recording and Reproducing Motion and Sounds
    (application date: February 8, 1908 / issue date: May 16, 1916)

  925. #896,812 - Storage Battery
    (application date: March 18, 1908 / issue date: August 25, 1908)

  926. #996,625 - Phonograph-Reproducer
    (application date: March 18, 1908 / issue date: July 4, 1911)

  927. #999,762 - Storage Battery and Process of Treating the Same
    (application date: March 20, 1908 / issue date: August 8, 1911)

  928. #944,481 - Process and Apparatus for Artificially Aging or Seasoning Portland Cement
    (application date: March 23, 1908 / issue date: December 28, 1909)

  929. #946,540 - Storage Battery
    (application date: March 23, 1908 / issue date: January 18, 1910)

  930. #975,340 - Phonograph-Reproducers
    (application date: March 23, 1908 / issue date: November 8, 1910)

  931. #1,013,869 - Bearing
    (application date: March 23, 1908 / issue date: January 9, 1912)

  932. #947,806 - Automobile
    (application date: April 17, 1908 / issue date: February 1, 1910)

  933. #909,168 - Waterproofing Fibers and Fabrics
    (application date: June 1, 1908 / issue date: January 12, 1909)

  934. #909,169 - Waterproofing-Paint for Portland-Cement Structures
    (application date: June 1, 1908 / issue date: January 12, 1909)

  935. #993,294 - Device for Feeding Pulverulent Material
    (application date: June 11, 1908 / issue date: May 23, 1911)

  936. #1,019,440 - Phonograph-Reproducer
    (application date: June 11, 1908 / issue date: March 5, 1912)

  937. #1,046,159 - Phonograph-Reproducer
    (application date: June 11, 1908 / issue date: December 3, 1912)

  938. #1,219,272 - Process of Constructing Concrete Buildings
    (application date: August 13, 1908 / issue date: March 13, 1917)

  939. #970,616 - Flying-Machine
    (application date: November 16, 1908 / issue date: September 20, 1910)

  940. #996,070 - Rotary Kiln
    (application date: October 14, 1908 / issue date: June 27, 1911)

  941. #1,078,265 - Process of Making Phonograph-Records
    (application date: October 14, 1908 / issue date: November 11, 1913)

  942. #964,097 - Device for Viewing Moving Pictures
    (application date: November 19, 1908 / issue date: July 12, 1910)

  943. #1,148,832 - Means for Utilizing the Waste Heat in Kilns
    (application date: November 25, 1908 / issue date: August 3, 1915)

  944. #1,020,485 - Phonograph-Reproducer
    (application date: December 29, 1908 / issue date: March 19, 1912)

  945. #1,123,261 - Mold for Concrete Construction
    (application date: December 29, 1908 / issue date: January 5, 1915)

  946. #1,002,504 - Crushing and Separating Fine Materials
    (application date: February 6, 1909 / issue date: September 5, 1911)

  947. #930,947 - Gas-Purifier
    (application date: March 27, 1909 / issue date: August 10, 1909)

  948. #1,158,659 - Phonograph-Record
    (application date: March 3, 1909 / issue date: November 2, 1915)

  949. #1,158,660 - Phonograph-Record
    (application date: March 3, 1909 / issue date: November 2, 1915)

  950. #1,050,355 - Phonograph
    (application date: August 12, 1909 / issue date: January 14, 1913)

  951. #De.40,527 - Design for a Phonograph Cabinet
    (application date: September 13, 1909 / issue date: February 22, 1910)

  952. #1,052,656 - Phonograph-Reproducer
    (application date: October 28, 1909 / issue date: February 11, 1913)

  953. #1,099,346 - Phonograph-Reproducer
    (application date: October 28, 1909 / issue date: June 9, 1914)

  954. #1,099,347 - Phonograph-Reproducer
    (application date: October 28, 1909 / issue date: June 9, 1914)

  955. #1,099,348 - Phonograph-Reproducer
    (application date: October 29, 1909 / issue date: June 9, 1914)

  956. #1,036,470 - Phonographic Apparatus
    (application date: November 3, 1909 / issue date: August 20, 1912)

  957. #1,056,517 - Means for Reproducing Sound
    (application date: December 8, 1909 / issue date: March 18, 1913)

  958. #1,152,614 - Phonographic Recording Apparatus
    (application date: January 27, 1910 / issue date: September 7, 1915)

  959. #1,110,428 - Process of Forming Phonograph Styli
    (application date: March 23, 1910 / issue date: September 15, 1914)

  960. #1,019,441 - Sound Recording Apparatus
    (application date: April 20, 1910 / issue date: March 5, 1912)

  961. #1,041,983 - Phonographic Stylus
    (application date: May 12, 1910 / issue date: October 22, 1912)

  962. #1,207,382 - Primary Battery
    (application date: May 24, 1910 / issue date: December 5, 1916)

  963. #976,792 - Storage Battery
    (application date: May 24, 1910 / issue date: November 22, 1910)

  964. #1,012,828 - Storage Battery
    (application date: May 24, 1910 / issue date: December 26, 1911)

  965. #1,046,414 - Phonograph Determining Device
    (application date: June 2, 1910 / issue date: December 3, 1912)

  966. #1,036,471 - Storage Battery
    (application date: June 6, 1910 / issue date: August 20, 1912)

  967. #1,178,062 - Moving-Picture Apparatus
    (application date: June 6, 1910 / issue date: April 4, 1916)

  968. #1,126,428 - Sound-Recording Apparatus
    (application date: June 9, 1910 / issue date: January 26, 1915)

  969. #1,115,463 - Electrode Element
    (application date: June 17, 1910 / issue date: October 27, 1914)

  970. #1,050,436 - Apparatus for Producing Rubber Strips
    (application date: July 1, 1910 / issue date: January 14, 1913)

  971. #1,083,353 - Production of Perforated Strips
    (application date: July 1, 1910 / issue date: January 6, 1914)

  972. #1,167,637 - Method of Utilizing Waste Heat in Kilns
    (application date: July 7, 1910 / issue date: January 11, 1916)

  973. #1,099,241 - Rectifier
    (application date: October 7, 1910 / issue date: June 9, 1914)

  974. #1,142,507 - Sound-Recording Apparatus
    (application date: October 20, 1910 / issue date: June 8, 1915)

  975. #1,119,141 - Sound Reproducer
    (application date: November 14, 1910 / issue date: December 1, 1914)

  976. #1,184,332 - Phonograph or Talking Machine
    (application date: December 7, 1910 / issue date: May 23, 1916)

  977. #1,110,382 - Sound Modifier
    (application date: December 9, 1910 / issue date: September 15, 1914)

  978. #1,002,505 - Composition for Sound-Records and Other Objects
    (application date: January 27, 1911 / issue date: September 5, 1911)

  979. #1,034,002 - Storage Battery
    (application date: January 27, 1911 / issue date: July 30, 1912)

  980. #1,034,003 - Battery Cell Container
    (application date: January 27, 1911 / issue date: July 30, 1912)

  981. #1,083,354 - Insulating Compound
    (application date: January 27, 1911 / issue date: January 6, 1914)

  982. #1,184,333 - Phonograph or Talking Machine
    (application date: February 17, 1911 / issue date: May 23, 1916)

  983. #1,204,420 - Sound-Box
    (application date: March 24, 1911 / issue date: November 14, 1916)

  984. #1,078,266 - Sound-Box
    (application date: April 5, 1911 / issue date: November 11, 1913)

  985. #1,119,142 - Sound-Record
    (application date: April 5, 1911 / issue date: December 1, 1914)

  986. #1,083,355 - Art of Forming Chemical Compounds
    (application date: April 8, 1911 / issue date: January 6, 1914)

  987. #1,083,356 - Storage Battery
    (application date: April 8, 1911 / issue date: January 6, 1914)

  988. #1,167,484 - Production of Nickel Hydroxide
    (application date: April 8, 1911 / issue date: January 11, 1916)

  989. #1,050,629 - Art of Separating Copper from Other Metals
    (application date: May 9, 1911 / issue date: January 14, 1913)

  990. #1,050,630 - Art of Separating Copper from Other Metals
    (application date: May 18, 1911 / issue date: January 14, 1913)

  991. #1,055,621 - Reproducer
    (application date: May 18, 1911 / issue date: March 11, 1913)

  992. #1,118,114 - Method of Making Molds for Sound-Records
    (application date: June 10, 1911 / issue date: November 24, 1914)

  993. #1,016,874 - Means and Method for Preventing Depletion of Electrolyte
    (application date: June 21, 1911 / issue date: February 6, 1912)

  994. #1,130,156 - Machine for Shaving Sound Records or Blanks
    (application date: June 22, 1911 / issue date: March 2, 1915)

  995. #1,016,875 - Electroplating
    (application date: July 28, 1911 / issue date: February 6, 1912)

  996. #1,055,524 - Dumping Mechanism
    (application date: December 1, 1911 / issue date: March 11, 1913)

  997. #1,221,981 - Alternating-Current Rectifier
    (application date: December 30, 1911 / issue date: April 10, 1917)

  998. #1,146,413 - Method of Producing Tablets for Sound Records
    (application date: December 20, 1911 / issue date: July 13, 1915)

  999. #1,275,232 - Production of Finely-Divided Metals
    (application date: December 22, 1911 / issue date: August 13, 1918)

  1000. #1,073,107 - Storage Battery
    (application date: January 11, 1912 / issue date: September 16, 1913)

  1001. #1,099,349 - Method of Making Sound-Record Molds
    (application date: January 6, 1912 / issue date: June 9, 1914)

  1002. #1,143,818 - Charging Storage Batteries
    (application date: January 17, 1912 / issue date: June 22, 1915)

  1003. #1,111,999 - Phonograph-Record
    (application date: January 20, 1912 / issue date: September 29, 1914)

  1004. #1,190,133 - Means for Recording Sounds
    (application date: February 16, 1912 / issue date: July 4, 1916)

  1005. #1,167,485 - Storage Battery
    (application date: April 30, 1912 / issue date: January 11, 1916)

  1006. #1,192,400 - Electrical System for Automobiles
    (application date: May 23, 1912 / issue date: July 25, 1916)

  1007. #1,167,638 - Means for Concentrating Ores
    (application date: May 23, 1912 / issue date: January 11, 1916)

  1008. #1,178,063 - Receptacle-Filling Machine
    (application date: June 7, 1912 / issue date: April 4, 1916)

  1009. #1,152,615 - Alternating-Current-Rectifying System
    (application date: June 13, 1912 / issue date: September 7, 1915)

  1010. #1,152,616 - Contact for Electrical Apparatus
    (application date: June 13, 1912 / issue date: September 7, 1915)

  1011. #1,266,778 - Process for Making Screens for Projection
    (application date: June 24, 1912 / issue date: May 21, 1918)

  1012. #De.42,934 - Design for a Cabinet
    (application date: July 13, 1912 / issue date: August 27, 1912)

  1013. #1,255,517 - Starting and Current-Supplying System for Automobiles
    (application date: July 31, 1912 / issue date: February 5, 1918)

  1014. #1,184,334 - Phonograph or Talking-Machine
    (application date: August 12, 1912 / issue date: May 23, 1916)

  1015. #1,158,661 - Phonograph or Talking-Machine
    (application date: September 16, 1912 / issue date: November 2, 1915)

  1016. #1,234,450 - Celluloid Record-Blank
    (application date: September 16, 1912 / issue date: July 24, 1917)

  1017. #1,197,723 - Coating Apparatus
    (application date: October 26, 1912 / issue date: September 12, 1916)

  1018. #1,201,448 - Coating Apparatus
    (application date: October 26, 1912 / issue date: October 17, 1916)

  1019. #1,234,451 - Mold or Transfer Plate
    (application date: October 26, 1912 / issue date: July 24, 1917)

  1020. #1,207,383 - Sound-Record Tablet
    (application date: January 30, 1913 / issue date: December 5, 1916)

  1021. #1,286,259 - Means for Recording Sounds
    (application date: March 6, 1913 / issue date: December 3, 1918)

  1022. #1,138,360 - Method of Presenting the Illusion of Scenes in Colors
    (application date: June 16, 1913 / issue date: May 4, 1915)

  1023. #1,290,138 - Friction Speed-Governor
    (application date: December 2, 1913 / issue date: January 7, 1919)

  1024. #1,201,449 - Sound-Modifying Device
    (application date: April 25, 1914 / issue date: October 17, 1916)

  1025. #1,299,693 - Storage Battery
    (application date: August 10, 1914 / issue date: April 8, 1919)

  1026. #1,146,414 - Method of Making Phonograph-Records
    (application date: August 27, 1914 / issue date: July 13, 1915)

  1027. #1,198,426 - Production of Electrode Elements
    (application date: August 31, 1914 / issue date: September 19, 1916)

  1028. #1,326,330 - Mold for Sound Records
    (application date: October 13, 1914 / issue date: December 30, 1919)

  1029. #1,266,779 - Electric Safety-Lantern
    (application date: October 16, 1914 / issue date: May 21, 1918)

  1030. #1,342,326 - Composition of Matter for Sound-Records or the Like and Process of Making the Same
    (application date: August 26, 1915 / issue date: June 1, 1920)

  1031. #1,364,358 - Battery-Tray
    (application date: December 13, 1915 / issue date: January 4, 1921)

  1032. #1,297,294 - Projectiles
    (application date: January 24, 1916 / issue date: March 11, 1919)

  1033. #1,323,218 - Method and Means for Improving the Rendition of Musical Compositions
    (application date: January 17, 1916 / issue date: November 25, 1919)

  1034. #1,300,709 - Projectiles
    (application date: February 12, 1916 / issue date: April 15, 1919)

  1035. #1,300,708 - Projectiles
    (application date: February 12, 1916 / issue date: April 15, 1919)

  1036. #1,311,955 - Tube Filling and Tamping Machine
    (application date: March 6, 1916 / issue date: August 5, 1919)

  1037. #1,283,706 - Paraphenylenediamin Substance and Process Relating Thereto
    (application date: October 2, 1916 / issue date: November 5, 1918)

  1038. #1,326,854 - Apparatus for the Production of Concrete Structures
    (application date: January 18, 1917 / issue date: December 30, 1919)

  1039. #1,266,780 - Storage Battery
    (application date: January 20, 1917 / issue date: May 21, 1918)

  1040. #1,248,468 - Celluloid Record-Blank
    (application date: June 7, 1917 / issue date: December 4, 1917)

  1041. #1,292,277 - Swaging Machine
    (application date: June 29, 1917 / issue date: January 21, 1919)

  1042. #1,425,183 - Transmitter
    (application date: October 26, 1918 / issue date: August 8, 1922)

  1043. #1,377,192 - Production of Molded Articles
    (application date: January 18, 1919 / issue date: May 10, 1921)

  1044. #1,377,193 - Production of Molded Articles
    (application date: January 23, 1919 / issue date: May 10, 1921)

  1045. #1,411,425 - Production of Molded Articles
    (application date: April 30, 1919 / issue date: April 4, 1922)

  1046. #1,371,414 - Nickel-Plating
    (application date: June 17, 1919 / issue date: March 15, 1921)

  1047. #1,359,972 - Electroplating
    (application date: June 21, 1919 / issue date: November 23, 1920)

  1048. #1,369,271 - Cleaning of Metallic Surfaces
    (application date: July 3, 1919 / issue date: February 22, 1921)

  1049. #1,417,463 - Mold
    (application date: July 3, 1919 / issue date: May 23, 1922)

  1050. #1,369,272 - Process of Molding
    (application date: August 5, 1919 / issue date: February 22, 1921)

  1051. #1,402,751 - Storage-Battery Electrode and the Production of Same
    (application date: September 5, 1919 / issue date: January 10, 1922)

  1052. #1,379,088 - Storage Battery
    (application date: September 16, 1919 / issue date: May 24, 1921)

  1053. #1,364,359 - Protecting-Varnish for Electrodes of Electrolytic Cells
    (application date: September 29, 1919 / issue date: January 4, 1921)

  1054. #1,379,089 - Production of Thin Metallic Sheets or Foils
    (application date: October 4, 1919 / issue date: May 24, 1921)

  1055. #1,386,095 - Electrode Element for Galvanic Batteries and Method of Producing Same
    (application date: November 6, 1919 / issue date: August 2, 1921)

  1056. #1,410,391 - Protective Coating for Steel and Iron
    (application date: December 2, 1919 / issue date: March 21, 1922)

  1057. #1,425,458 - Stylus Mounting
    (application date: December 11, 1919 / issue date: August 8, 1922)

  1058. #1,456,687 - Stylus Mounting
    (application date: December 11, 1919 / issue date: May 29, 1923)

  1059. #1,377,194 - Storage Battery
    (application date: June 16, 1920 / issue date: May 10, 1921)

  1060. #1,417,464 - Production of Thin Metal Sheets or Foils
    (application date: July 16, 1920 / issue date: May 23, 1922)

  1061. #1,425,184 - Production of Thin Metal Sheets or Foils
    (application date: August 26, 1920 / issue date: August 8, 1922)

  1062. #1,489,240 - Voltaic Battery and the Production of Electrode Elements Therefor
    (application date: January 5, 1921 / issue date: April 8, 1924)

  1063. #1,488,480 - Regeneration of Alkaline Storage-Battery Elements
    (application date: September 28, 1921 / issue date: April 1, 1924)

  1064. #1,492,023 - Sound Record
    (application date: February 11, 1922 / issue date: April 29, 1924)

  1065. #1,488,481 - Regeneration of Storage-Battery Elements
    (application date: April 26, 1922 / issue date: April 1, 1924)

  1066. #1,678,246 - Production of Alkali-Metal Compounds from Silicates Containing Them
    (application date: June 28, 1922 / issue date: July 24, 1928)

  1067. #1,495,580 - Method of Producing Chlorinated Rubber
    (application date: February 8, 1923 / issue date: May 27, 1924)

  1068. #1,651,196 - Storage Battery
    (application date: May 14, 1923 / issue date: November 29, 1927)

  1069. #1,546,573 - Production of Disk Phonograph Records
    (application date: May 25, 1923 / issue date: July 21, 1925)

  1070. #1,559,562 - Storage Battery
    (application date: May 25, 1923 / issue date: November 3, 1925)

  1071. #1,600,722 - Mounting for Diamonds and the Like
    (application date: July 6, 1923 / issue date: September 21, 1926)

  1072. #1,583,783 - Centrifugal Speed Governor
    (application date: November 14, 1923 / issue date: May 11, 1926)

  1073. #1,599,121 - Production of Depolarizing Agent for Voltaic Battery
    (application date: February 26, 1924 / issue date: September 7, 1926)

  1074. #1,526,326 - Storage Battery
    (application date: March 12, 1924 / issue date: February 17, 1925)

  1075. #De.66,227 - Design for a Grille for Phonograph Cabinets
    (application date: October 17, 1924 / issue date: December 16, 1924)

  1076. #De.66,228 - Design for a Grille for Phonograph Cabinets
    (application date: October 17, 1924 / issue date: December 16, 1924)

  1077. #De.69,068 - Design for a Phonograph Cabinet
    (application date: October 17, 1924 / issue date: December 22, 1925)

  1078. #De.69,688 - Design for a Phonograph Cabinet
    (application date: October 17, 1924 / issue date: March 16, 1926)

  1079. #De.69,689 - Design for a Phonograph Cabinet
    (application date: October 17, 1924 / issue date: March 16, 1926)

  1080. #1,644,670 - Cabinet
    (application date: January 31, 1925 / issue date: October 11, 1927)

  1081. #1,702,935 - Receiving Apparatus for Radio and Telephone Circuits
    (application date: February 13, 1925 / issue date: February 19, 1929)

  1082. #1,744,533 - Mounting for Diaphragms of Sound Boxes
    (application date: April 30, 1925 / issue date: January 21, 1930)

  1083. #1,649,579 - Storage-Battery Electrode Element and Production Thereof
    (application date: July 24, 1925 / issue date: November 15, 1927)

  1084. #1,744,534 - Production of Molded Articles
    (application date: January 29, 1926 / issue date: January 21, 1930)

  1085. #1,711,265 - Phonograph Reproducer
    (application date: February 10, 1926 / issue date: April 30, 1929)

  1086. #1,708,692 - Phonograph
    (application date: February 13, 1926 / issue date: April 9, 1929)

  1087. #1,836,066 - Electroplating Apparatus
    (application date: August 14, 1926 / issue date: December 15, 1931)

  1088. #1,690,159 - Method of Producing Sound-Record Tablets
    (application date: October 5, 1926 / issue date: November 6, 1928)

  1089. #1,723,609 - Apparatus for Producing Storage-Battery Electrode Elements
    (application date: October 12, 1927 / issue date: August 6, 1929)

  1090. #1,740,079 - Extraction of Rubber from Plants
    (application date: November 30, 1927 / issue date: December 7, 1929)

  1091. #1,862,740 - Production of Molded Articles
    (application date: October 6, 1928 / issue date: June 14, 1932)

  1092. #1,829,856 - Dynamo-Electric Machine
    (application date: December 15, 1928 / issue date: November 3, 1931)

  1093. #1,908,830 - Holder for Article to be Electroplated
    (application date: January 9, 1931 / issue date: May 16, 1933)

[ inventions | museum shop | history | birthplace tour | hours | membership | home | resources]



Please send comments to: webmaster

Copyright© 1997 Edison Birthplace Association, Inc. All rights reserved.