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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2278172.pdf | 819 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2278172-A // Telephone system // Dimond Thomas L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 819 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278172-A // Telephone system // Dimond Thomas L. // Bell Telephone Labor Inc | ||||
| PDF File 2278072.pdf | 396 kB | Shaun Ewing | Mar 31, 1942 00:00 |
|
US-2278072-A // Electrical resistance device and method of manufacture thereof // Gould Harold L. B. ; Kingsbury Burton A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 396 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278072-A // Electrical resistance device and method of manufacture thereof // Gould Harold L. B. ; Kingsbury Burton A. // Bell Telephone Labor Inc | ||||
| PDF File 2278063.pdf | 843 kB | Shaun Ewing | Mar 31, 1942 00:00 |
|
US-2278063-A // Frequency modulation system // Lange Owen E. De // Bell Telephone Labor Inc | |||
| Version 1 (current) | 843 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278063-A // Frequency modulation system // Lange Owen E. De // Bell Telephone Labor Inc | ||||
| PDF File 2278045.pdf | 635 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2278045-A // Resistance device // Schafer Arthur H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 635 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278045-A // Resistance device // Schafer Arthur H. // Bell Telephone Labor Inc | ||||
| PDF File 2277907.pdf | 625 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2277907-A // Telephone set // Jr. Walter D. Goodale, ; Herckmans Alfred ; Tillman Richard J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 625 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2277907-A // Telephone set // Jr. Walter D. Goodale, ; Herckmans Alfred ; Tillman Richard J. // Bell Telephone Labor Inc | ||||
| PDF File 2277858.pdf | 829 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2277858-A // Electronic discharge device // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 829 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2277858-A // Electronic discharge device // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2277809.pdf | 859 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2277809-A // Signaling wave generator // Wrathall Leishman R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2277809-A // Signaling wave generator // Wrathall Leishman R. // Bell Telephone Labor Inc | ||||
| PDF File 2277775.pdf | 349 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2277775-A // Inductance device // Mueller Robert // Bell Telephone Labor Inc | |||
| Version 1 (current) | 349 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2277775-A // Inductance device // Mueller Robert // Bell Telephone Labor Inc | ||||
| PDF File 2277709.pdf | 1.17 MB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2277709-A // Piezoelectric crystal apparatus // Mcskimin Herbert J. ; Sykes Roger A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Mar 31, 1942 00:00 | US-2277709-A // Piezoelectric crystal apparatus // Mcskimin Herbert J. ; Sykes Roger A. // Bell Telephone Labor Inc | ||||
| PDF File 2277627.pdf | 292 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277627-A // Lead alloy for cable sheaths // Bouton George M. ; Schumacher Earle E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 292 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277627-A // Lead alloy for cable sheaths // Bouton George M. ; Schumacher Earle E. // Bell Telephone Labor Inc | ||||
| PDF File 2277623.pdf | 529 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277623-A // Telephone system // Allen Lawrence H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277623-A // Telephone system // Allen Lawrence H. // Bell Telephone Labor Inc | ||||
| PDF File 2277600.pdf | 3.26 MB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277600-A // Telephone system // Mckim James B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.26 MB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277600-A // Telephone system // Mckim James B. // Bell Telephone Labor Inc | ||||
| PDF File 2277586.pdf | 700 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277586-A // Telephone system // Gray Cecil R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277586-A // Telephone system // Gray Cecil R. // Bell Telephone Labor Inc | ||||
| PDF File 2277441.pdf | 674 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277441-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 674 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277441-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | ||||
| PDF File 2277423.pdf | 574 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277423-A // Electron discharge device // Weinhart Howard W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 574 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277423-A // Electron discharge device // Weinhart Howard W. // Bell Telephone Labor Inc | ||||
| PDF File 2277245.pdf | 2.10 MB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277245-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.10 MB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277245-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2277228.pdf | 710 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277228-A // Telephone system // Hecht George // Bell Telephone Labor Inc | |||
| Version 1 (current) | 710 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277228-A // Telephone system // Hecht George // Bell Telephone Labor Inc | ||||
| PDF File 2277215.pdf | 168 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277215-A // Relay contact device // Ellwood Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 168 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277215-A // Relay contact device // Ellwood Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2277206.pdf | 625 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277206-A // Key sender // Cesareo Orfeo ; Rippere Robert O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 625 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277206-A // Key sender // Cesareo Orfeo ; Rippere Robert O. // Bell Telephone Labor Inc | ||||
| PDF File 2277191.pdf | 736 kB | Shaun Ewing | Mar 24, 1942 00:00 |
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US-2277191-A // Combined line and cutoff relay for telephone systems // Wilbur Ray S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 736 kB | Shaun Ewing | Mar 24, 1942 00:00 | US-2277191-A // Combined line and cutoff relay for telephone systems // Wilbur Ray S. // Bell Telephone Labor Inc |
