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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2118175.pdf | 1005 kB | Shaun Ewing | May 24, 1938 00:00 |
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US-2118175-A // Control circuits // Jr. Stephen Doba, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1005 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118175-A // Control circuits // Jr. Stephen Doba, // Bell Telephone Labor Inc | ||||
| PDF File 2118179.pdf | 419 kB | Shaun Ewing | May 24, 1938 00:00 |
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US-2118179-A // Telegraphone // Ellis William C. ; Greiner Earl S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 419 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118179-A // Telegraphone // Ellis William C. ; Greiner Earl S. // Bell Telephone Labor Inc | ||||
| PDF File 2118246.pdf | 337 kB | Shaun Ewing | May 24, 1938 00:00 |
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US-2118246-A // Regulating system // Jutson Robert P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 337 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118246-A // Regulating system // Jutson Robert P. // Bell Telephone Labor Inc | ||||
| PDF File 2118247.pdf | 545 kB | Shaun Ewing | May 24, 1938 00:00 |
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US-2118247-A // Message registration checking system // Keckler Charles W. ; Osten-Sacken Irving C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 545 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118247-A // Message registration checking system // Keckler Charles W. ; Osten-Sacken Irving C. // Bell Telephone Labor Inc | ||||
| PDF File 2118258.pdf | 465 kB | Shaun Ewing | May 24, 1938 00:00 |
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US-2118258-A // Relay mechanism // Magrath Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 465 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118258-A // Relay mechanism // Magrath Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 2118919.pdf | 1.21 MB | Shaun Ewing | May 31, 1938 00:00 |
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US-2118919-A // Testing arrangement for electron discharge devices and methods of operating same // Gannett Danforth K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | May 31, 1938 00:00 | US-2118919-A // Testing arrangement for electron discharge devices and methods of operating same // Gannett Danforth K. // Bell Telephone Labor Inc | ||||
| PDF File 2118931.pdf | 379 kB | Shaun Ewing | May 31, 1938 00:00 |
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US-2118931-A // Space discharge tube circuit // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 379 kB | Shaun Ewing | May 31, 1938 00:00 | US-2118931-A // Space discharge tube circuit // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2118935.pdf | 477 kB | Shaun Ewing | May 31, 1938 00:00 |
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US-2118935-A // Switch mechanism // Magrath Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 477 kB | Shaun Ewing | May 31, 1938 00:00 | US-2118935-A // Switch mechanism // Magrath Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 2118952.pdf | 352 kB | Shaun Ewing | May 31, 1938 00:00 |
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US-2118952-A // Loaded transmission line // Strieby Maurice E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 352 kB | Shaun Ewing | May 31, 1938 00:00 | US-2118952-A // Loaded transmission line // Strieby Maurice E. // Bell Telephone Labor Inc | ||||
| PDF File 2119209.pdf | 3.63 MB | Shaun Ewing | May 31, 1938 00:00 |
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US-2119209-A // Telephone system // Hall Oliver C. ; Toomey John F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.63 MB | Shaun Ewing | May 31, 1938 00:00 | US-2119209-A // Telephone system // Hall Oliver C. ; Toomey John F. // Bell Telephone Labor Inc | ||||
| PDF File 2119211.pdf | 484 kB | Shaun Ewing | May 31, 1938 00:00 |
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US-2119211-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 484 kB | Shaun Ewing | May 31, 1938 00:00 | US-2119211-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2119212.pdf | 741 kB | Shaun Ewing | May 31, 1938 00:00 |
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US-2119212-A // Volume indicator // Kahl Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 741 kB | Shaun Ewing | May 31, 1938 00:00 | US-2119212-A // Volume indicator // Kahl Henry // Bell Telephone Labor Inc | ||||
| PDF File 2119239.pdf | 7.11 MB | Shaun Ewing | May 31, 1938 00:00 |
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US-2119239-A // Telephone system // Meszar John ; Wiese Floyd M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 7.11 MB | Shaun Ewing | May 31, 1938 00:00 | US-2119239-A // Telephone system // Meszar John ; Wiese Floyd M. // Bell Telephone Labor Inc | ||||
| PDF File 2119559.pdf | 1.02 MB | Shaun Ewing | Jun 07, 1938 00:00 |
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US-2119559-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jun 07, 1938 00:00 | US-2119559-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2119607.pdf | 1.02 MB | Shaun Ewing | Jun 07, 1938 00:00 |
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US-2119607-A // Radio communicating system // Sterba Ernest J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jun 07, 1938 00:00 | US-2119607-A // Radio communicating system // Sterba Ernest J. // Bell Telephone Labor Inc | ||||
| PDF File 2119853.pdf | 566 kB | Shaun Ewing | Jun 07, 1938 00:00 |
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US-2119853-A // Electric wave transmission system // Curtis Harold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 566 kB | Shaun Ewing | Jun 07, 1938 00:00 | US-2119853-A // Electric wave transmission system // Curtis Harold E. // Bell Telephone Labor Inc | ||||
| PDF File 2119855.pdf | 687 kB | Shaun Ewing | Jun 07, 1938 00:00 |
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US-2119855-A // Electric discharge device // Depew Charles // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Jun 07, 1938 00:00 | US-2119855-A // Electric discharge device // Depew Charles // Bell Telephone Labor Inc | ||||
| PDF File 2120396.pdf | 349 kB | Shaun Ewing | Jun 14, 1938 00:00 |
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US-2120396-A // Electrical contact member // Domaleski Joseph V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 349 kB | Shaun Ewing | Jun 14, 1938 00:00 | US-2120396-A // Electrical contact member // Domaleski Joseph V. // Bell Telephone Labor Inc | ||||
| PDF File 2120398.pdf | 510 kB | Shaun Ewing | Jun 14, 1938 00:00 |
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US-2120398-A // Cable stripping tool // Edwards Paul G. ; Jordan Homer G. ; Shackleton Samuel P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 510 kB | Shaun Ewing | Jun 14, 1938 00:00 | US-2120398-A // Cable stripping tool // Edwards Paul G. ; Jordan Homer G. ; Shackleton Samuel P. // Bell Telephone Labor Inc | ||||
| PDF File 2120407.pdf | 687 kB | Shaun Ewing | Jun 14, 1938 00:00 |
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US-2120407-A // Timing apparatus // Hardy Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Jun 14, 1938 00:00 | US-2120407-A // Timing apparatus // Hardy Frank // Bell Telephone Labor Inc |
