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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2278504.pdf | 240 kB | Shaun Ewing | Apr 07, 1942 00:00 |
|
US-2278504-A // Telephone signaling system // Wingardner Charles A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 240 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278504-A // Telephone signaling system // Wingardner Charles A. // Bell Telephone Labor Inc | ||||
| PDF File 2246585.pdf | 238 kB | Shaun Ewing | Jun 24, 1941 00:00 |
|
US-2246585-A // Soldering copper stand // Hampton Leon N. ; Shangle Amos H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 238 kB | Shaun Ewing | Jun 24, 1941 00:00 | US-2246585-A // Soldering copper stand // Hampton Leon N. ; Shangle Amos H. // Bell Telephone Labor Inc | ||||
| PDF File 2351477.pdf | 238 kB | Shaun Ewing | Jun 13, 1944 00:00 |
|
US-2351477-A // Solder alloy // Bouton George M. ; Phipps George S. ; Schumacher Earle E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 238 kB | Shaun Ewing | Jun 13, 1944 00:00 | US-2351477-A // Solder alloy // Bouton George M. ; Phipps George S. ; Schumacher Earle E. // Bell Telephone Labor Inc | ||||
| PDF File 2347777.pdf | 236 kB | Shaun Ewing | May 02, 1944 00:00 |
|
US-2347777-A // Signaling circuit // Hanscom Clarence D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 236 kB | Shaun Ewing | May 02, 1944 00:00 | US-2347777-A // Signaling circuit // Hanscom Clarence D. // Bell Telephone Labor Inc | ||||
| PDF File 2389207.pdf | 236 kB | Shaun Ewing | Nov 20, 1945 00:00 |
|
US-2389207-A // Vacuum condenser // Murphy Edward J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 236 kB | Shaun Ewing | Nov 20, 1945 00:00 | US-2389207-A // Vacuum condenser // Murphy Edward J. // Bell Telephone Labor Inc | ||||
| PDF File 2348592.pdf | 235 kB | Shaun Ewing | May 09, 1944 00:00 |
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US-2348592-A // Telephone housing detail // Beardsley Harry I. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 235 kB | Shaun Ewing | May 09, 1944 00:00 | US-2348592-A // Telephone housing detail // Beardsley Harry I. // Bell Telephone Labor Inc | ||||
| PDF File 2366822.pdf | 234 kB | Shaun Ewing | Jan 09, 1945 00:00 |
|
US-2366822-A // Ultrasonic cell // Willard Gerald W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 234 kB | Shaun Ewing | Jan 09, 1945 00:00 | US-2366822-A // Ultrasonic cell // Willard Gerald W. // Bell Telephone Labor Inc | ||||
| PDF File 2316067.pdf | 233 kB | Shaun Ewing | Apr 06, 1943 00:00 |
|
US-2316067-A // Method of threading rolling mills // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 233 kB | Shaun Ewing | Apr 06, 1943 00:00 | US-2316067-A // Method of threading rolling mills // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2349857.pdf | 232 kB | Shaun Ewing | May 30, 1944 00:00 |
|
US-2349857-A // Permanent magnet material // Finch Oscar J. ; White John H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 232 kB | Shaun Ewing | May 30, 1944 00:00 | US-2349857-A // Permanent magnet material // Finch Oscar J. ; White John H. // Bell Telephone Labor Inc | ||||
| PDF File 2281238.pdf | 231 kB | Shaun Ewing | Apr 28, 1942 00:00 |
|
US-2281238-A // Feedback amplifier // Greenwood Quentin E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 231 kB | Shaun Ewing | Apr 28, 1942 00:00 | US-2281238-A // Feedback amplifier // Greenwood Quentin E. // Bell Telephone Labor Inc | ||||
| PDF File 2324212.pdf | 230 kB | Shaun Ewing | Jul 13, 1943 00:00 |
|
US-2324212-A // Electric lamp // Insley Norman // Bell Telephone Labor Inc | |||
| Version 1 (current) | 230 kB | Shaun Ewing | Jul 13, 1943 00:00 | US-2324212-A // Electric lamp // Insley Norman // Bell Telephone Labor Inc | ||||
| PDF File 2320756.pdf | 228 kB | Shaun Ewing | Jun 01, 1943 00:00 |
|
US-2320756-A // Electronic device // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 228 kB | Shaun Ewing | Jun 01, 1943 00:00 | US-2320756-A // Electronic device // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2304613.pdf | 228 kB | Shaun Ewing | Dec 08, 1942 00:00 |
|
US-2304613-A // Delayed operation circuit // Vroom Edward // Bell Telephone Labor Inc | |||
| Version 1 (current) | 228 kB | Shaun Ewing | Dec 08, 1942 00:00 | US-2304613-A // Delayed operation circuit // Vroom Edward // Bell Telephone Labor Inc | ||||
| PDF File 2366476.pdf | 227 kB | Shaun Ewing | Jan 02, 1945 00:00 |
|
US-2366476-A // Elapsed time indicator // Bascom Henry M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 227 kB | Shaun Ewing | Jan 02, 1945 00:00 | US-2366476-A // Elapsed time indicator // Bascom Henry M. // Bell Telephone Labor Inc | ||||
| PDF File 2339413.pdf | 225 kB | Shaun Ewing | Jan 18, 1944 00:00 |
|
US-2339413-A // Telephone handset hanger // King Douglas H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 225 kB | Shaun Ewing | Jan 18, 1944 00:00 | US-2339413-A // Telephone handset hanger // King Douglas H. // Bell Telephone Labor Inc | ||||
| PDF File 2329764.pdf | 222 kB | Shaun Ewing | Sept 21, 1943 00:00 |
|
US-2329764-A // Relay circuit // Ingram Sydney B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 222 kB | Shaun Ewing | Sept 21, 1943 00:00 | US-2329764-A // Relay circuit // Ingram Sydney B. // Bell Telephone Labor Inc | ||||
| PDF File 2236684.pdf | 220 kB | Shaun Ewing | Apr 01, 1941 00:00 |
|
US-2236684-A // Inductive device // Hagemann Edwin C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 220 kB | Shaun Ewing | Apr 01, 1941 00:00 | US-2236684-A // Inductive device // Hagemann Edwin C. // Bell Telephone Labor Inc | ||||
| PDF File 2337399.pdf | 219 kB | Shaun Ewing | Dec 21, 1943 00:00 |
|
US-2337399-A // Attenuation equalizer // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Dec 21, 1943 00:00 | US-2337399-A // Attenuation equalizer // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2390488.pdf | 219 kB | Shaun Ewing | Dec 11, 1945 00:00 |
|
US-2390488-A // Noise shield for acoustic devices // Alford Edward L. ; Martin Merlin L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Dec 11, 1945 00:00 | US-2390488-A // Noise shield for acoustic devices // Alford Edward L. ; Martin Merlin L. // Bell Telephone Labor Inc | ||||
| PDF File 2240579.pdf | 218 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240579-A // Flexible conductor // Schumacher Earle E. ; Souden Alexander G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 218 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240579-A // Flexible conductor // Schumacher Earle E. ; Souden Alexander G. // Bell Telephone Labor Inc |
