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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2279872.pdf | 796 kB | Shaun Ewing | Apr 14, 1942 00:00 |
|
US-2279872-A // Diode oscillator // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 796 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279872-A // Diode oscillator // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2279835.pdf | 582 kB | Shaun Ewing | Apr 14, 1942 00:00 |
|
US-2279835-A // Electron discharge device // Mcrae James W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 582 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279835-A // Electron discharge device // Mcrae James W. // Bell Telephone Labor Inc | ||||
| PDF File 2279826.pdf | 214 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279826-A // Electrical condenser // Kater Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 214 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279826-A // Electrical condenser // Kater Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2279822.pdf | 1.42 MB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279822-A // Intercepting trunk // Henry Israel H. ; Korn Franklin A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.42 MB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279822-A // Intercepting trunk // Henry Israel H. ; Korn Franklin A. // Bell Telephone Labor Inc | ||||
| PDF File 2279821.pdf | 612 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279821-A // Secondary electron emissive electrode // Hedberg Carl A. ; Mcnally James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 612 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279821-A // Secondary electron emissive electrode // Hedberg Carl A. ; Mcnally James O. // Bell Telephone Labor Inc | ||||
| PDF File 2279811.pdf | 407 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279811-A // Relay // Baker Clarence I. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 407 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279811-A // Relay // Baker Clarence I. // Bell Telephone Labor Inc | ||||
| PDF File 2279404.pdf | 707 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279404-A // Relay // Lakatos Emory // Bell Telephone Labor Inc | |||
| Version 1 (current) | 707 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279404-A // Relay // Lakatos Emory // Bell Telephone Labor Inc | ||||
| PDF File 2279360.pdf | 334 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279360-A // Impulse transmitter // Weaver Allan // Bell Telephone Labor Inc | |||
| Version 1 (current) | 334 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279360-A // Impulse transmitter // Weaver Allan // Bell Telephone Labor Inc | ||||
| PDF File 2279319.pdf | 484 kB | Shaun Ewing | Apr 14, 1942 00:00 |
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US-2279319-A // Electric wave circuit // Honaman Richard K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 484 kB | Shaun Ewing | Apr 14, 1942 00:00 | US-2279319-A // Electric wave circuit // Honaman Richard K. // Bell Telephone Labor Inc | ||||
| PDF File 2278964.pdf | 187 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278964-A // Gas tube // Badgley Robert H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 187 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278964-A // Gas tube // Badgley Robert H. // Bell Telephone Labor Inc | ||||
| PDF File 2278930.pdf | 838 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278930-A // Coin chute // Hoyt Frederick A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 838 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278930-A // Coin chute // Hoyt Frederick A. // Bell Telephone Labor Inc | ||||
| PDF File 2278628.pdf | 783 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278628-A // Electron discharge device // West John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 783 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278628-A // Electron discharge device // West John W. // Bell Telephone Labor Inc | ||||
| PDF File 2278504.pdf | 240 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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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 2278478.pdf | 769 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278478-A // Magnetic coil and arrangement utilizing the same // Oliver Bernard M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 769 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278478-A // Magnetic coil and arrangement utilizing the same // Oliver Bernard M. // Bell Telephone Labor Inc | ||||
| PDF File 2278460.pdf | 1.74 MB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278460-A // Control system // Melhose Alfred E. ; Tuthill Walter W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.74 MB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278460-A // Control system // Melhose Alfred E. ; Tuthill Walter W. // Bell Telephone Labor Inc | ||||
| PDF File 2278444.pdf | 1.21 MB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278444-A // Vibrating polar relay system // Hopper Andrew L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278444-A // Vibrating polar relay system // Hopper Andrew L. // Bell Telephone Labor Inc | ||||
| PDF File 2278436.pdf | 495 kB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278436-A // Telephone coin collector // Friend Otto A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 495 kB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278436-A // Telephone coin collector // Friend Otto A. // Bell Telephone Labor Inc | ||||
| PDF File 2278410.pdf | 1.40 MB | Shaun Ewing | Apr 07, 1942 00:00 |
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US-2278410-A // Telephone system // Bascom Henry M. ; Bowne Langford J. ; Priessman Neil Y. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.40 MB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278410-A // Telephone system // Bascom Henry M. ; Bowne Langford J. ; Priessman Neil Y. // Bell Telephone Labor Inc | ||||
| PDF File 2278210.pdf | 1.17 MB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2278210-A // Electron discharge device // Morton Jack A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.17 MB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278210-A // Electron discharge device // Morton Jack A. // Bell Telephone Labor Inc | ||||
| PDF File 2278177.pdf | 648 kB | Shaun Ewing | Mar 31, 1942 00:00 |
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US-2278177-A // Communication system // Lacy Lester Y. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 648 kB | Shaun Ewing | Mar 31, 1942 00:00 | US-2278177-A // Communication system // Lacy Lester Y. // Bell Telephone Labor Inc |
