PATENTS - 1

PATENTS - 1

LIST OF UNITED STATES PATENTS

List of United States patents granted to Thomas A. Edison, arranged according to dates of

execution of applications for such patents. This list shows the inventions as Mr. Edison

has worked upon them from year to year

1868

NO. TITLE OF PATENT DATE EXECUTED DATE EXECUTED

90,646, Electrographic Vote Recorder . . . . .Oct. 13, 1868

1869

91,527 Printing Telegraph (reissued October

25, 1870, numbered 4166, and August

5, 1873, numbered 5519). . . . . . . .Jan. 25, 1869

96,567 Apparatus for Printing Telegraph (reissued

February 1, 1870, numbered

3820). . . . . . . . . . . . . . . . .Aug. 17, 1869

96,681 Electrical Switch for Telegraph ApparatusAug. 27, 1869

102,320 Printing Telegraph--Pope and Edison

(reissued April 17, 1877, numbered

7621, and December 9, 1884, numbered

10,542). . . . . . . . . . . . . . . Sept. 16, 1869

103,924 Printing Telegraphs--Pope and Edison

(reissued August 5, 1873)

1870

103,035 Electromotor Escapement. . . . . . . . Feb. 5, 1870

128,608 Printing Telegraph Instruments . . . . .May 4, 1870

114,656 Telegraph Transmitting Instruments . .June 22, 1870

114,658 Electro Magnets for Telegraph

Instruments. . . . . . . . . . . . . .June 22, 1870

114,657 Relay Magnets for Telegraph

Instruments. . . . . . . . . . . . . .Sept. 6, 1870

111,112 Electric Motor Governors . . . . . . .June 29, 1870

113,033 Printing Telegraph Apparatus . . . . .Nov. 17, 1870

1871

113,034 Printing Telegraph Apparatus . . . . .Jan. 10, 1871

123,005 Telegraph Apparatus. . . . . . . . . .July 26, 1871

123,006 Printing Telegraph . . . . . . . . . .July 26, 1871

123,984 Telegraph Apparatus. . . . . . . . . .July 26, 1871

124,800 Telegraphic Recording Instruments. . .Aug. 12, 1871

121,601 Machinery for Perforating Paper for

Telegraph Purposes . . . . . . . . . .Aug. 16, 1871

126,535 Printing Telegraphs. . . . . . . . . .Nov. 13, 1871

133,841 Typewriting Machine. . . . . . . . . .Nov. 13, 1871

1872

126,532 Printing Telegraphs. . . . . . . . . . .Jan. 3 1872

126,531 Printing Telegraphs. . . . . . . . . .Jan. 17, 1872

126,534 Printing Telegraphs. . . . . . . . . .Jan. 17, 1872

126,528 Type Wheels for Printing Telegraphs. .Jan. 23, 1872

126,529 Type Wheels for Printing Telegraphs. .Jan. 23, 1872

126,530 Printing Telegraphs. . . . . . . . . .Feb. 14, 1872

126,533 Printing Telegraphs. . . . . . . . . .Feb. 14, 1872

132,456 Apparatus for Perforating Paper for

Telegraphic Use. . . . . . . . . . . March 15, 1872

132,455 Improvement in Paper for Chemical

Telegraphs . . . . . . . . . . . . . April 10, 1872

133,019 Electrical Printing Machine. . . . . April 18, 1872

128,131 Printing Telegraphs. . . . . . . . . April 26, 1872

128,604 Printing Telegraphs. . . . . . . . . April 26, 1872

128,605 Printing Telegraphs. . . . . . . . . April 26, 1872

128,606 Printing Telegraphs. . . . . . . . . April 26, 1872

128,607 Printing Telegraphs. . . . . . . . . April 26, 1872

131,334 Rheotomes or Circuit Directors . . . . .May 6, 1872

134,867 Automatic Telegraph Instruments. . . . .May 8, 1872

134,868 Electro Magnetic Adjusters . . . . . . .May 8, 1872

130,795 Electro Magnets. . . . . . . . . . . . .May 9, 1872

131,342 Printing Telegraphs. . . . . . . . . . .May 9, 1872

131,341 Printing Telegraphs. . . . . . . . . . May 28, 1872

131,337 Printing Telegraphs. . . . . . . . . .June 10, 1872

131,340 Printing Telegraphs. . . . . . . . . .June 10, 1872

131,343 Transmitters and Circuits for Printing

Telegraph. . . . . . . . . . . . . . .June 10, 1872