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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1859030.pdf | 950 kB | Shaun Ewing | May 17, 1932 00:00 |
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US-1859030-A // Distortion correction in transmission systems // Dudley Homer W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 950 kB | Shaun Ewing | May 17, 1932 00:00 | US-1859030-A // Distortion correction in transmission systems // Dudley Homer W. // Bell Telephone Labor Inc | ||||
| PDF File 1859019.pdf | 1.09 MB | Shaun Ewing | May 17, 1932 00:00 |
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US-1859019-A // Voice-operated relay circuits // Bjornson Bjorn G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 17, 1932 00:00 | US-1859019-A // Voice-operated relay circuits // Bjornson Bjorn G. // Bell Telephone Labor Inc | ||||
| PDF File 1858237.pdf | 836 kB | Shaun Ewing | May 17, 1932 00:00 |
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US-1858237-A // Submarine cable telegraph system // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 836 kB | Shaun Ewing | May 17, 1932 00:00 | US-1858237-A // Submarine cable telegraph system // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 1858037.pdf | 774 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1858037-A // Zero correcting circuit // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 774 kB | Shaun Ewing | May 10, 1932 00:00 | US-1858037-A // Zero correcting circuit // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 1857848.pdf | 469 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857848-A // Communication system // Hinrichsen Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 469 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857848-A // Communication system // Hinrichsen Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 1857830.pdf | 650 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857830-A // Transmission circuit // Whittle Horace // Bell Telephone Labor Inc | |||
| Version 1 (current) | 650 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857830-A // Transmission circuit // Whittle Horace // Bell Telephone Labor Inc | ||||
| PDF File 1857828.pdf | 282 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857828-A // Circuit controlling device // Wagar Harold N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 282 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857828-A // Circuit controlling device // Wagar Harold N. // Bell Telephone Labor Inc | ||||
| PDF File 1857827.pdf | 566 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857827-A // Telephone system // Stacy Leland J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 566 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857827-A // Telephone system // Stacy Leland J. // Bell Telephone Labor Inc | ||||
| PDF File 1857819.pdf | 889 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857819-A // Radio telephone system // Merriam Francis F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 889 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857819-A // Radio telephone system // Merriam Francis F. // Bell Telephone Labor Inc | ||||
| PDF File 1857794.pdf | 605 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857794-A // Wave energy translating diaphragm and method of mounting it // Smythe Edwin H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 605 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857794-A // Wave energy translating diaphragm and method of mounting it // Smythe Edwin H. // Bell Telephone Labor Inc | ||||
| PDF File 1857201.pdf | 462 kB | Shaun Ewing | May 10, 1932 00:00 |
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US-1857201-A // Process for insulating magnetic bodies // Lathrop Hubbel // Bell Telephone Labor Inc | |||
| Version 1 (current) | 462 kB | Shaun Ewing | May 10, 1932 00:00 | US-1857201-A // Process for insulating magnetic bodies // Lathrop Hubbel // Bell Telephone Labor Inc | ||||
| PDF File 1856714.pdf | 892 kB | Shaun Ewing | May 03, 1932 00:00 |
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US-1856714-A // Printing telegraph radial switching system // Locke George A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 892 kB | Shaun Ewing | May 03, 1932 00:00 | US-1856714-A // Printing telegraph radial switching system // Locke George A. // Bell Telephone Labor Inc | ||||
| PDF File 1856654.pdf | 715 kB | Shaun Ewing | May 03, 1932 00:00 |
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US-1856654-A // Terminating circuit for two-way signaling systems // Nebel Charles N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 715 kB | Shaun Ewing | May 03, 1932 00:00 | US-1856654-A // Terminating circuit for two-way signaling systems // Nebel Charles N. // Bell Telephone Labor Inc | ||||
| PDF File 1856373.pdf | 793 kB | Shaun Ewing | May 03, 1932 00:00 |
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US-1856373-A // Power amplifier // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 793 kB | Shaun Ewing | May 03, 1932 00:00 | US-1856373-A // Power amplifier // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 1855616.pdf | 4.08 MB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855616-A // Telephone system // Stevens William E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.08 MB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855616-A // Telephone system // Stevens William E. // Bell Telephone Labor Inc | ||||
| PDF File 1855602.pdf | 218 kB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855602-A // Crimping tool // Kerner Sebastian // Bell Telephone Labor Inc | |||
| Version 1 (current) | 218 kB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855602-A // Crimping tool // Kerner Sebastian // Bell Telephone Labor Inc | ||||
| PDF File 1855601.pdf | 544 kB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855601-A // Impulse and wave transmission system // Gorton William S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 544 kB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855601-A // Impulse and wave transmission system // Gorton William S. // Bell Telephone Labor Inc | ||||
| PDF File 1855600.pdf | 512 kB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855600-A // Sound translating device // Clarke Harry R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 512 kB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855600-A // Sound translating device // Clarke Harry R. // Bell Telephone Labor Inc | ||||
| PDF File 1855598.pdf | 3.33 MB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855598-A // Telephone exchange system // Carpenter Warren W. ; Collis Raymond E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.33 MB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855598-A // Telephone exchange system // Carpenter Warren W. ; Collis Raymond E. // Bell Telephone Labor Inc | ||||
| PDF File 1855593.pdf | 1.81 MB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855593-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.81 MB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855593-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc |
