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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2319838.pdf | 472 kB | Shaun Ewing | May 25, 1943 00:00 |
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US-2319838-A // Dielectric material // Yager William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 472 kB | Shaun Ewing | May 25, 1943 00:00 | US-2319838-A // Dielectric material // Yager William A. // Bell Telephone Labor Inc | ||||
| PDF File 2373624.pdf | 471 kB | Shaun Ewing | Apr 10, 1945 00:00 |
|
US-2373624-A // Negative resistance loading // Zinn Manvel K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 471 kB | Shaun Ewing | Apr 10, 1945 00:00 | US-2373624-A // Negative resistance loading // Zinn Manvel K. // Bell Telephone Labor Inc | ||||
| PDF File 2389915.pdf | 471 kB | Shaun Ewing | Nov 27, 1945 00:00 |
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US-2389915-A // Resistor device // Kleimack Joseph J. ; Pearson Gerald L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 471 kB | Shaun Ewing | Nov 27, 1945 00:00 | US-2389915-A // Resistor device // Kleimack Joseph J. ; Pearson Gerald L. // Bell Telephone Labor Inc | ||||
| PDF File 2327792.pdf | 470 kB | Shaun Ewing | Aug 24, 1943 00:00 |
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US-2327792-A // Selector // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 470 kB | Shaun Ewing | Aug 24, 1943 00:00 | US-2327792-A // Selector // Hubbard Francis A. // Bell Telephone Labor Inc | ||||
| PDF File 2332015.pdf | 470 kB | Shaun Ewing | Oct 19, 1943 00:00 |
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US-2332015-A // Communication system // Scheer William H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 470 kB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332015-A // Communication system // Scheer William H. // Bell Telephone Labor Inc | ||||
| PDF File 2332112.pdf | 469 kB | Shaun Ewing | Oct 19, 1943 00:00 |
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US-2332112-A // Cable ring // Pritchard William T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 469 kB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332112-A // Cable ring // Pritchard William T. // Bell Telephone Labor Inc | ||||
| PDF File 2360356.pdf | 468 kB | Shaun Ewing | Oct 17, 1944 00:00 |
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US-2360356-A // Cathode ray tube circuit // Maggio John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 468 kB | Shaun Ewing | Oct 17, 1944 00:00 | US-2360356-A // Cathode ray tube circuit // Maggio John B. // Bell Telephone Labor Inc | ||||
| PDF File 2254377.pdf | 468 kB | Shaun Ewing | Sept 02, 1941 00:00 |
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US-2254377-A // Repeater station // Magglo John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 468 kB | Shaun Ewing | Sept 02, 1941 00:00 | US-2254377-A // Repeater station // Magglo John B. // Bell Telephone Labor Inc | ||||
| PDF File 2384634.pdf | 467 kB | Shaun Ewing | Sept 11, 1945 00:00 |
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US-2384634-A // Time-of-day announcing system // Massonneau Robert F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 467 kB | Shaun Ewing | Sept 11, 1945 00:00 | US-2384634-A // Time-of-day announcing system // Massonneau Robert F. // Bell Telephone Labor Inc | ||||
| PDF File 2249131.pdf | 466 kB | Shaun Ewing | Jul 15, 1941 00:00 |
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US-2249131-A // Method of and apparatus for testing receivers // Hartmann Erhard ; Krebs Luther E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | Jul 15, 1941 00:00 | US-2249131-A // Method of and apparatus for testing receivers // Hartmann Erhard ; Krebs Luther E. // Bell Telephone Labor Inc | ||||
| PDF File 2230352.pdf | 466 kB | Shaun Ewing | Feb 04, 1941 00:00 |
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US-2230352-A // Coin chute // Hoyt Frederick A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | Feb 04, 1941 00:00 | US-2230352-A // Coin chute // Hoyt Frederick A. // Bell Telephone Labor Inc | ||||
| PDF File 2318383.pdf | 466 kB | Shaun Ewing | May 04, 1943 00:00 |
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US-2318383-A // Switch wiper spring and method of replacement thereof // Drake Percy B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | May 04, 1943 00:00 | US-2318383-A // Switch wiper spring and method of replacement thereof // Drake Percy B. // Bell Telephone Labor Inc | ||||
| PDF File 2272590.pdf | 466 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272590-A // Pulse regenerator // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272590-A // Pulse regenerator // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | ||||
| PDF File 2258276.pdf | 466 kB | Shaun Ewing | Oct 07, 1941 00:00 |
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US-2258276-A // Apparatus for measuring the elastic properties of materials // Boettler Jacob R. ; Werring Walter W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | Oct 07, 1941 00:00 | US-2258276-A // Apparatus for measuring the elastic properties of materials // Boettler Jacob R. ; Werring Walter W. // Bell Telephone Labor Inc | ||||
| PDF File 2298468.pdf | 465 kB | Shaun Ewing | Oct 13, 1942 00:00 |
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US-2298468-A // Contact protection // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 465 kB | Shaun Ewing | Oct 13, 1942 00:00 | US-2298468-A // Contact protection // Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 2317482.pdf | 464 kB | Shaun Ewing | Apr 27, 1943 00:00 |
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US-2317482-A // Wave generating system // Peterson Eugene // Bell Telephone Labor Inc | |||
| Version 1 (current) | 464 kB | Shaun Ewing | Apr 27, 1943 00:00 | US-2317482-A // Wave generating system // Peterson Eugene // Bell Telephone Labor Inc | ||||
| PDF File 2352723.pdf | 464 kB | Shaun Ewing | Jul 04, 1944 00:00 |
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US-2352723-A // Call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 464 kB | Shaun Ewing | Jul 04, 1944 00:00 | US-2352723-A // Call transmitter // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2228266.pdf | 463 kB | Shaun Ewing | Jan 14, 1941 00:00 |
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US-2228266-A // Signal translating apparatus // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 463 kB | Shaun Ewing | Jan 14, 1941 00:00 | US-2228266-A // Signal translating apparatus // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2329283.pdf | 463 kB | Shaun Ewing | Sept 14, 1943 00:00 |
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US-2329283-A // Contact spring pile-up for coin collector telephones // Melick John M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 463 kB | Shaun Ewing | Sept 14, 1943 00:00 | US-2329283-A // Contact spring pile-up for coin collector telephones // Melick John M. // Bell Telephone Labor Inc | ||||
| PDF File 2268794.pdf | 462 kB | Shaun Ewing | Jan 06, 1942 00:00 |
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US-2268794-A // Telephone substation apparatus // Beardsley Harry I. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 462 kB | Shaun Ewing | Jan 06, 1942 00:00 | US-2268794-A // Telephone substation apparatus // Beardsley Harry I. // Bell Telephone Labor Inc |
