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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 232734.pdf | 231 kB | Shaun Ewing | Sept 28, 1880 00:00 |
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US-232734-A // Microphone. // Joseph P. Liveemoee, Of Massachusetts // American Bell Telephone Company. | |||
| Version 1 (current) | 231 kB | Shaun Ewing | Sept 28, 1880 00:00 | US-232734-A // Microphone. // Joseph P. Liveemoee, Of Massachusetts // American Bell Telephone Company. | ||||
| PDF File 235199.pdf | 1.90 MB | Shaun Ewing | Dec 07, 1880 00:00 |
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US-235199-A // Apparatus for Signaling and Communicating, Called "photophone." // Alexander G. Bell, Of District Op Columbia // American Bell Telephone Company, Of Boston, Mass. | |||
| Version 1 (current) | 1.90 MB | Shaun Ewing | Dec 07, 1880 00:00 | US-235199-A // Apparatus for Signaling and Communicating, Called "photophone." // Alexander G. Bell, Of District Op Columbia // American Bell Telephone Company, Of Boston, Mass. | ||||
| PDF File 235616.pdf | 222 kB | Shaun Ewing | Dec 21, 1880 00:00 |
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US-235616-A // Process of Treating Selenium To Increase Its Electric Conductivity. // Alexander G. Bell, Op District Op Columbia And Sumner Taintee Op Wateetown Massachusetts ; Beli // American Bell Telephone Company. | |||
| Version 1 (current) | 222 kB | Shaun Ewing | Dec 21, 1880 00:00 | US-235616-A // Process of Treating Selenium To Increase Its Electric Conductivity. // Alexander G. Bell, Op District Op Columbia And Sumner Taintee Op Wateetown Massachusetts ; Beli // American Bell Telephone Company. | ||||
| PDF File 237971.pdf | 258 kB | Shaun Ewing | Feb 22, 1881 00:00 |
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US-237971-A // Combined Telephone and Automatic Switch. // Ezea T. Gilliland, Of Int). // The American Bell Telephone Company, Op Boston, Mass. | |||
| Version 1 (current) | 258 kB | Shaun Ewing | Feb 22, 1881 00:00 | US-237971-A // Combined Telephone and Automatic Switch. // Ezea T. Gilliland, Of Int). // The American Bell Telephone Company, Op Boston, Mass. | ||||
| PDF File 239132.pdf | 559 kB | Shaun Ewing | Mar 22, 1881 00:00 |
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US-239132-A // Telephone-exchange. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | |||
| Version 1 (current) | 559 kB | Shaun Ewing | Mar 22, 1881 00:00 | US-239132-A // Telephone-exchange. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | ||||
| PDF File 239133.pdf | 577 kB | Shaun Ewing | Mar 22, 1881 00:00 |
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US-239133-A // Telephone-exchange System. // George L. Anders, Of And Thomas D. Lookwood Op Malden // American Bell Telephone Company, Of Boston, Mass. | |||
| Version 1 (current) | 577 kB | Shaun Ewing | Mar 22, 1881 00:00 | US-239133-A // Telephone-exchange System. // George L. Anders, Of And Thomas D. Lookwood Op Malden // American Bell Telephone Company, Of Boston, Mass. | ||||
| PDF File 239134.pdf | 203 kB | Shaun Ewing | Mar 22, 1881 00:00 |
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US-239134-A // Signaling Apparatus for District-telephone Systems. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Of Same Piace. | |||
| Version 1 (current) | 203 kB | Shaun Ewing | Mar 22, 1881 00:00 | US-239134-A // Signaling Apparatus for District-telephone Systems. // George Lee Anders, Of Massachusetts // American Bell Telephone Company, Of Same Piace. | ||||
| PDF File 240637.pdf | 392 kB | Shaun Ewing | Apr 26, 1881 00:00 |
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US-240637-A // Electric Speaking-telephone. // George L. Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | |||
| Version 1 (current) | 392 kB | Shaun Ewing | Apr 26, 1881 00:00 | US-240637-A // Electric Speaking-telephone. // George L. Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | ||||
| PDF File 240878.pdf | 825 kB | Shaun Ewing | May 03, 1881 00:00 |
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US-240878-A // Telephone Signaling Apparatus. // George L-. Anders, Op Massachusetts // American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 825 kB | Shaun Ewing | May 03, 1881 00:00 | US-240878-A // Telephone Signaling Apparatus. // George L-. Anders, Op Massachusetts // American Bell Telephone Company, Of Same Place. | ||||
| PDF File 241963.pdf | 734 kB | Shaun Ewing | May 24, 1881 00:00 |
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US-241963-A // Secrecy-switch for Telephones. // Ezba T. Gilliland, Of Indiana // The American Bell Telephone Company, Op Boston, Massachusetts. | |||
| Version 1 (current) | 734 kB | Shaun Ewing | May 24, 1881 00:00 | US-241963-A // Secrecy-switch for Telephones. // Ezba T. Gilliland, Of Indiana // The American Bell Telephone Company, Op Boston, Massachusetts. | ||||
| PDF File 245600.pdf | 614 kB | Shaun Ewing | Aug 16, 1881 00:00 |
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US-245600-A // Telephone-signal. // George L. Anders, Of And Thomas A. Watson Of Everett // American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 614 kB | Shaun Ewing | Aug 16, 1881 00:00 | US-245600-A // Telephone-signal. // George L. Anders, Of And Thomas A. Watson Of Everett // American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 246699.pdf | 219 kB | Shaun Ewing | Sept 06, 1881 00:00 |
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US-246699-A // Telephone. // Thomas A. Watson, Op // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Sept 06, 1881 00:00 | US-246699-A // Telephone. // Thomas A. Watson, Op // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 248815.pdf | 380 kB | Shaun Ewing | Oct 25, 1881 00:00 |
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US-248815-A // Telephone Circuit and Switch. // Thomas A. Watson, Of // The American Bell Telephone Company, Op Boston, Massachusetts. | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Oct 25, 1881 00:00 | US-248815-A // Telephone Circuit and Switch. // Thomas A. Watson, Of // The American Bell Telephone Company, Op Boston, Massachusetts. | ||||
| PDF File 250616.pdf | 125 kB | Shaun Ewing | Dec 06, 1881 00:00 |
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US-250616-A // Speaking-telephone. // Edward L. Wilson, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 125 kB | Shaun Ewing | Dec 06, 1881 00:00 | US-250616-A // Speaking-telephone. // Edward L. Wilson, Of Massachusetts // The American Bell Telephone Company, Of Same Place. | ||||
| PDF File 251326.pdf | 203 kB | Shaun Ewing | Dec 20, 1881 00:00 |
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US-251326-A // Telephone Pole-piece. // Thomas A. Watson, Op // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 203 kB | Shaun Ewing | Dec 20, 1881 00:00 | US-251326-A // Telephone Pole-piece. // Thomas A. Watson, Op // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 251584.pdf | 377 kB | Shaun Ewing | Dec 27, 1881 00:00 |
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US-251584-A // Lock for Telephones. // J. Benjamin Henck, Jr. Of Boston Massachusetts // The American Bell Telephone Company, Of Same Place. | |||
| Version 1 (current) | 377 kB | Shaun Ewing | Dec 27, 1881 00:00 | US-251584-A // Lock for Telephones. // J. Benjamin Henck, Jr. Of Boston Massachusetts // The American Bell Telephone Company, Of Same Place. | ||||
| PDF File 251807.pdf | 974 kB | Shaun Ewing | Jan 03, 1882 00:00 |
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US-251807-A // Signaling and Circuit-connecting Apparatus. // Thomas A. Watson, Op // The American Bell Telephone Company, Op Boston, Massachusetts. | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Jan 03, 1882 00:00 | US-251807-A // Signaling and Circuit-connecting Apparatus. // Thomas A. Watson, Op // The American Bell Telephone Company, Op Boston, Massachusetts. | ||||
| PDF File 251810.pdf | 894 kB | Shaun Ewing | Jan 03, 1882 00:00 |
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US-251810-A // Telephone-signal. // Geoege Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | |||
| Version 1 (current) | 894 kB | Shaun Ewing | Jan 03, 1882 00:00 | US-251810-A // Telephone-signal. // Geoege Lee Anders, Of Massachusetts // American Bell Telephone Company, Op Same Place. | ||||
| PDF File 252641.pdf | 488 kB | Shaun Ewing | Jan 24, 1882 00:00 |
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US-252641-A // Compound Telephone. // George Lee Anders, Op County Of Middlesex England // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 488 kB | Shaun Ewing | Jan 24, 1882 00:00 | US-252641-A // Compound Telephone. // George Lee Anders, Op County Of Middlesex England // The American Bell Telephone Company, Of Boston, Massachusetts. | ||||
| PDF File 252986.pdf | 1004 kB | Shaun Ewing | Jan 31, 1882 00:00 |
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US-252986-A // Telephone-exchange Apparatus. // George Lee Anders, Of County Of Middlesex England // The American Bell Telephone Company, Of Boston, Massachusetts. | |||
| Version 1 (current) | 1004 kB | Shaun Ewing | Jan 31, 1882 00:00 | US-252986-A // Telephone-exchange Apparatus. // George Lee Anders, Of County Of Middlesex England // The American Bell Telephone Company, Of Boston, Massachusetts. |
