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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2079694.pdf | 553 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079694-A // Acoustic amplifier // Lovell Clarence A. ; Wegel Raymond L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 553 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079694-A // Acoustic amplifier // Lovell Clarence A. ; Wegel Raymond L. // Bell Telephone Labor Inc | ||||
| PDF File 2079693.pdf | 657 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079693-A // Sound reproducer // Lovell Clarence A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 657 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079693-A // Sound reproducer // Lovell Clarence A. // Bell Telephone Labor Inc | ||||
| PDF File 2079690.pdf | 343 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079690-A // Method of making resistance devices // Grisdale Richard O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079690-A // Method of making resistance devices // Grisdale Richard O. // Bell Telephone Labor Inc | ||||
| PDF File 2079689.pdf | 730 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079689-A // Repeating station for ocean cables // Gorton William S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 730 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079689-A // Repeating station for ocean cables // Gorton William S. // Bell Telephone Labor Inc | ||||
| PDF File 2079685.pdf | 484 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079685-A // Telegraph exchange system // Fitch Karl E. ; Kinkead Fullerton S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 484 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079685-A // Telegraph exchange system // Fitch Karl E. ; Kinkead Fullerton S. // Bell Telephone Labor Inc | ||||
| PDF File 2078974.pdf | 312 kB | Shaun Ewing | May 04, 1937 00:00 |
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US-2078974-A // Modulating system // Riesz Robert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 312 kB | Shaun Ewing | May 04, 1937 00:00 | US-2078974-A // Modulating system // Riesz Robert R. // Bell Telephone Labor Inc | ||||
| PDF File 2077936.pdf | 1.57 MB | Shaun Ewing | Apr 20, 1937 00:00 |
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US-2077936-A // Telegraph circuit // Kinkead Fullerton S. ; Locke George A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.57 MB | Shaun Ewing | Apr 20, 1937 00:00 | US-2077936-A // Telegraph circuit // Kinkead Fullerton S. ; Locke George A. // Bell Telephone Labor Inc | ||||
| PDF File 2077926.pdf | 516 kB | Shaun Ewing | Apr 20, 1937 00:00 |
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US-2077926-A // Sound recording system // Gibson Robert D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 516 kB | Shaun Ewing | Apr 20, 1937 00:00 | US-2077926-A // Sound recording system // Gibson Robert D. // Bell Telephone Labor Inc | ||||
| PDF File 2077925.pdf | 952 kB | Shaun Ewing | Apr 20, 1937 00:00 |
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US-2077925-A // Tape pulling mechanism // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 952 kB | Shaun Ewing | Apr 20, 1937 00:00 | US-2077925-A // Tape pulling mechanism // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 2077917.pdf | 296 kB | Shaun Ewing | Apr 20, 1937 00:00 |
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US-2077917-A // Telegraph repeater // Cummings George C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 296 kB | Shaun Ewing | Apr 20, 1937 00:00 | US-2077917-A // Telegraph repeater // Cummings George C. // Bell Telephone Labor Inc | ||||
| PDF File 2077193.pdf | 469 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077193-A // Recording system // Wente Edward C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 469 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077193-A // Recording system // Wente Edward C. // Bell Telephone Labor Inc | ||||
| PDF File 2077177.pdf | 540 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077177-A // Electron discharge device // Mcnally James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 540 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077177-A // Electron discharge device // Mcnally James O. // Bell Telephone Labor Inc | ||||
| PDF File 2077172.pdf | 442 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077172-A // Telegraph signal distortion measuring device // Hearn Richard B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 442 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077172-A // Telegraph signal distortion measuring device // Hearn Richard B. // Bell Telephone Labor Inc | ||||
| PDF File 2077170.pdf | 526 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077170-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 526 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077170-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2077160.pdf | 1.08 MB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077160-A // Radio transmitter // Jr. Henry D. Wilson, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077160-A // Radio transmitter // Jr. Henry D. Wilson, // Bell Telephone Labor Inc | ||||
| PDF File 2077156.pdf | 646 kB | Shaun Ewing | Apr 13, 1937 00:00 |
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US-2077156-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 646 kB | Shaun Ewing | Apr 13, 1937 00:00 | US-2077156-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2076248.pdf | 1.03 MB | Shaun Ewing | Apr 06, 1937 00:00 |
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US-2076248-A // Wave filter // Norton Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.03 MB | Shaun Ewing | Apr 06, 1937 00:00 | US-2076248-A // Wave filter // Norton Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 2076229.pdf | 678 kB | Shaun Ewing | Apr 06, 1937 00:00 |
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US-2076229-A // Wave shaping system // Dunn Hugh K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 678 kB | Shaun Ewing | Apr 06, 1937 00:00 | US-2076229-A // Wave shaping system // Dunn Hugh K. // Bell Telephone Labor Inc | ||||
| PDF File 2076222.pdf | 1.19 MB | Shaun Ewing | Apr 06, 1937 00:00 |
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US-2076222-A // Directive radio system // Bruce Edmond // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Apr 06, 1937 00:00 | US-2076222-A // Directive radio system // Bruce Edmond // Bell Telephone Labor Inc | ||||
| PDF File 2075975.pdf | 772 kB | Shaun Ewing | Apr 06, 1937 00:00 |
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US-2075975-A // Transmission regulation // Brooks Fred A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 772 kB | Shaun Ewing | Apr 06, 1937 00:00 | US-2075975-A // Transmission regulation // Brooks Fred A. // Bell Telephone Labor Inc |
