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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2264397.pdf | 870 kB | Shaun Ewing | Dec 02, 1941 00:00 |
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US-2264397-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Dec 02, 1941 00:00 | US-2264397-A // Power line carrier frequency telephone system // Moore Hilbert R. // Bell Telephone Labor Inc | ||||
| PDF File 2230562.pdf | 870 kB | Shaun Ewing | Feb 04, 1941 00:00 |
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US-2230562-A // Signaling system // Dimond Thomas L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Feb 04, 1941 00:00 | US-2230562-A // Signaling system // Dimond Thomas L. // Bell Telephone Labor Inc | ||||
| PDF File 2326742.pdf | 870 kB | Shaun Ewing | Aug 17, 1943 00:00 |
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US-2326742-A // Electric wave system // Abraham Leonard G. ; Edwards Paul G. ; Fracassi Renato D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Aug 17, 1943 00:00 | US-2326742-A // Electric wave system // Abraham Leonard G. ; Edwards Paul G. ; Fracassi Renato D. // Bell Telephone Labor Inc | ||||
| PDF File 2238469.pdf | 869 kB | Shaun Ewing | Apr 15, 1941 00:00 |
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US-2238469-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 869 kB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238469-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2331514.pdf | 867 kB | Shaun Ewing | Oct 12, 1943 00:00 |
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US-2331514-A // Switching mechanism // Stibitz George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 867 kB | Shaun Ewing | Oct 12, 1943 00:00 | US-2331514-A // Switching mechanism // Stibitz George R. // Bell Telephone Labor Inc | ||||
| PDF File 2355976.pdf | 866 kB | Shaun Ewing | Aug 15, 1944 00:00 |
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US-2355976-A // Telephone call transmitter // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Aug 15, 1944 00:00 | US-2355976-A // Telephone call transmitter // Hubbard Francis A. // Bell Telephone Labor Inc | ||||
| PDF File 2306173.pdf | 865 kB | Shaun Ewing | Dec 22, 1942 00:00 |
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US-2306173-A // Telephone system // Logan Mason A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Dec 22, 1942 00:00 | US-2306173-A // Telephone system // Logan Mason A. // Bell Telephone Labor Inc | ||||
| PDF File 2356335.pdf | 864 kB | Shaun Ewing | Aug 22, 1944 00:00 |
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US-2356335-A // Number indicating device // Mesch Orwar S. A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 864 kB | Shaun Ewing | Aug 22, 1944 00:00 | US-2356335-A // Number indicating device // Mesch Orwar S. A. // Bell Telephone Labor Inc | ||||
| PDF File 2312724.pdf | 864 kB | Shaun Ewing | Mar 02, 1943 00:00 |
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US-2312724-A // Signaling system // Lundstrom Alexis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 864 kB | Shaun Ewing | Mar 02, 1943 00:00 | US-2312724-A // Signaling system // Lundstrom Alexis A. // Bell Telephone Labor Inc | ||||
| PDF File 2280939.pdf | 862 kB | Shaun Ewing | Apr 28, 1942 00:00 |
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US-2280939-A // Luminescent screen // Weinhart Howard W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 862 kB | Shaun Ewing | Apr 28, 1942 00:00 | US-2280939-A // Luminescent screen // Weinhart Howard W. // Bell Telephone Labor Inc | ||||
| PDF File 2327730.pdf | 861 kB | Shaun Ewing | Aug 24, 1943 00:00 |
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US-2327730-A // Switching mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 861 kB | Shaun Ewing | Aug 24, 1943 00:00 | US-2327730-A // Switching mechanism // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2281040.pdf | 861 kB | Shaun Ewing | Apr 28, 1942 00:00 |
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US-2281040-A // Thermionic relay circuit // Kalb Robert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 861 kB | Shaun Ewing | Apr 28, 1942 00:00 | US-2281040-A // Thermionic relay circuit // Kalb Robert M. // Bell Telephone Labor Inc | ||||
| PDF File 2231636.pdf | 860 kB | Shaun Ewing | Feb 11, 1941 00:00 |
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US-2231636-A // Radio receiver control system // Pruden Harold M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 860 kB | Shaun Ewing | Feb 11, 1941 00:00 | US-2231636-A // Radio receiver control system // Pruden Harold M. // Bell Telephone Labor Inc | ||||
| PDF File 2289746.pdf | 860 kB | Shaun Ewing | Jul 14, 1942 00:00 |
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US-2289746-A // Teletypewriter "answer back" circuit // Bacon Walter M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 860 kB | Shaun Ewing | Jul 14, 1942 00:00 | US-2289746-A // Teletypewriter "answer back" circuit // Bacon Walter M. // Bell Telephone Labor Inc | ||||
| PDF File 2349279.pdf | 859 kB | Shaun Ewing | May 23, 1944 00:00 |
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US-2349279-A // Selective switch // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | May 23, 1944 00:00 | US-2349279-A // Selective switch // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2322848.pdf | 859 kB | Shaun Ewing | Jun 29, 1943 00:00 |
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US-2322848-A // Pulse regenerator // Hibbard Frank H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | Jun 29, 1943 00:00 | US-2322848-A // Pulse regenerator // Hibbard Frank H. // 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 2339863.pdf | 858 kB | Shaun Ewing | Jan 25, 1944 00:00 |
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US-2339863-A // Cathode ray scanning apparatus // Knoop William A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Jan 25, 1944 00:00 | US-2339863-A // Cathode ray scanning apparatus // Knoop William A. // Bell Telephone Labor Inc | ||||
| PDF File 2315426.pdf | 858 kB | Shaun Ewing | Mar 30, 1943 00:00 |
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US-2315426-A // Solder pellet caster device // Humphrey Robert G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Mar 30, 1943 00:00 | US-2315426-A // Solder pellet caster device // Humphrey Robert G. // Bell Telephone Labor Inc | ||||
| PDF File 2385279.pdf | 856 kB | Shaun Ewing | Sept 18, 1945 00:00 |
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US-2385279-A // Distant talking loud-speaker telephone system // Hopkins Harris F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Sept 18, 1945 00:00 | US-2385279-A // Distant talking loud-speaker telephone system // Hopkins Harris F. // Bell Telephone Labor Inc |
