Edison, His Life and Inventions [366]
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 131,335 Printing Telegraphs. . . . . . . . . .June 15, 1872 131,336 Printing Telegraphs. . . . . . . . . .June 15, 1872 131,338 Printing Telegraphs. . . . . . . . . .June 29, 1872 131,339 Printing Telegraphs. . . . . . . . . .June 29, 1872 131,344 Unison Stops for Printing Telegraphs .June 29, 1872 134,866 Printing and Telegraph Instruments . .Oct. 16, 1872 138,869 Printing Telegraphs. . . . . . . . . .Oct. 16, 1872 142,999 Galvanic Batteries . . . . . . . . . .Oct. 31, 1872 141,772 Automatic or Chemical Telegraphs . . . Nov. 5, 1872 135,531 Circuits for Chemical Telegraphs . . . Nov. 9, 1872 146,812 Telegraph Signal Boxes . . . . . . . .Nov. 26, 1872 141,773 Circuits for Automatic Telegraphs. . .Dec. 12, 1872 141,776 Circuits for Automatic Telegraphs. . .Dec. 12, 1872 150,848 Chemical or Automatic Telegraphs . . .Dec. 12, 1872
1873
139,128 Printing Telegraphs. . . . . . . . . .Jan. 21, 1873 139,129 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 140,487 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 140,489 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 138,870 Printing Telegraphs. . . . . . . . . .March 7, 1873 141,774 Chemical Telegraphs. . . . . . . . . .March 7, 1873 141,775 Perforator for Automatic Telegraphs. .March 7, 1873 141,777 Relay Magnets. . . . . . . . . . . . .March 7, 1873 142,688 Electric Regulators for Transmitting Instruments . . . . . . . . . . . . . .March 7, 1873 156,843 Duplex Chemical Telegraphs . . . . . .March 7, 1873 147,312 Perforators for Automatic Telegraphy March 24, 1873 147,314 Circuits for Chemical Telegraphs . . March 24, 1873 150,847 Receiving Instruments for Chemical Telegraphs . . . . . . . . . . . . . March 24, 1873 140,488 Printing Telegraphs. . . . . . . . . April 23, 1873 147,311 Electric Telegraphs. . . . . . . . . April 23, 1873 147,313 Chemical Telegraphs. . . . . . . . . April 23, 1873 147,917 Duplex Telegraphs. . . . . . . . . . April 23, 1873 150,846 Telegraph Relays . . . . . . . . . . April 23, 1873 160,405 Adjustable Electro Magnets for Relays, etc. . . . . . . . . . . . . April 23, 1873 162,633
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 131,335 Printing Telegraphs. . . . . . . . . .June 15, 1872 131,336 Printing Telegraphs. . . . . . . . . .June 15, 1872 131,338 Printing Telegraphs. . . . . . . . . .June 29, 1872 131,339 Printing Telegraphs. . . . . . . . . .June 29, 1872 131,344 Unison Stops for Printing Telegraphs .June 29, 1872 134,866 Printing and Telegraph Instruments . .Oct. 16, 1872 138,869 Printing Telegraphs. . . . . . . . . .Oct. 16, 1872 142,999 Galvanic Batteries . . . . . . . . . .Oct. 31, 1872 141,772 Automatic or Chemical Telegraphs . . . Nov. 5, 1872 135,531 Circuits for Chemical Telegraphs . . . Nov. 9, 1872 146,812 Telegraph Signal Boxes . . . . . . . .Nov. 26, 1872 141,773 Circuits for Automatic Telegraphs. . .Dec. 12, 1872 141,776 Circuits for Automatic Telegraphs. . .Dec. 12, 1872 150,848 Chemical or Automatic Telegraphs . . .Dec. 12, 1872
1873
139,128 Printing Telegraphs. . . . . . . . . .Jan. 21, 1873 139,129 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 140,487 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 140,489 Printing Telegraphs. . . . . . . . . .Feb. 13, 1873 138,870 Printing Telegraphs. . . . . . . . . .March 7, 1873 141,774 Chemical Telegraphs. . . . . . . . . .March 7, 1873 141,775 Perforator for Automatic Telegraphs. .March 7, 1873 141,777 Relay Magnets. . . . . . . . . . . . .March 7, 1873 142,688 Electric Regulators for Transmitting Instruments . . . . . . . . . . . . . .March 7, 1873 156,843 Duplex Chemical Telegraphs . . . . . .March 7, 1873 147,312 Perforators for Automatic Telegraphy March 24, 1873 147,314 Circuits for Chemical Telegraphs . . March 24, 1873 150,847 Receiving Instruments for Chemical Telegraphs . . . . . . . . . . . . . March 24, 1873 140,488 Printing Telegraphs. . . . . . . . . April 23, 1873 147,311 Electric Telegraphs. . . . . . . . . April 23, 1873 147,313 Chemical Telegraphs. . . . . . . . . April 23, 1873 147,917 Duplex Telegraphs. . . . . . . . . . April 23, 1873 150,846 Telegraph Relays . . . . . . . . . . April 23, 1873 160,405 Adjustable Electro Magnets for Relays, etc. . . . . . . . . . . . . April 23, 1873 162,633