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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2530726.pdf | 3.29 MB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530726-A // Cable stranding machine // Rasmussen Osvald E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.29 MB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530726-A // Cable stranding machine // Rasmussen Osvald E. // Bell Telephone Labor Inc | ||||
| PDF File 2530745.pdf | 669 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530745-A // Transistor microphone with conductive grains // Jr. Robert L. Wallace, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 669 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530745-A // Transistor microphone with conductive grains // Jr. Robert L. Wallace, // Bell Telephone Labor Inc | ||||
| PDF File 2530812.pdf | 414 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530812-A // Supporting detail for flexible conductors // Jr. Bertram H. Carmer, ; Dutra Frank A. // Bell Telephone Labor Inc ; Western Electric Co | |||
| Version 1 (current) | 414 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530812-A // Supporting detail for flexible conductors // Jr. Bertram H. Carmer, ; Dutra Frank A. // Bell Telephone Labor Inc ; Western Electric Co | ||||
| PDF File 2530818.pdf | 445 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530818-A // Variable phase shifter for circularly polarized microwaves // Fox Arthur Gardner // Bell Telephone Labor Inc | |||
| Version 1 (current) | 445 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530818-A // Variable phase shifter for circularly polarized microwaves // Fox Arthur Gardner // Bell Telephone Labor Inc | ||||
| PDF File 2530824.pdf | 896 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530824-A // Secret carrier signaling method and system // King Kenneth L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 896 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530824-A // Secret carrier signaling method and system // King Kenneth L. // Bell Telephone Labor Inc | ||||
| PDF File 2530825.pdf | 1.22 MB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530825-A // System for synchronizing the supplying of demodulation carrier currents // King Kenneth L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530825-A // System for synchronizing the supplying of demodulation carrier currents // King Kenneth L. // Bell Telephone Labor Inc | ||||
| PDF File 2530826.pdf | 1.13 MB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530826-A // Radio relay system // Kock Winston E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530826-A // Radio relay system // Kock Winston E. // Bell Telephone Labor Inc | ||||
| PDF File 2530836.pdf | 1.30 MB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530836-A // Grounded grid microwave modulator // Mumford William W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.30 MB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530836-A // Grounded grid microwave modulator // Mumford William W. // Bell Telephone Labor Inc | ||||
| PDF File 2530890.pdf | 773 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530890-A // Radar antenna driving mechanism // Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 773 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530890-A // Radar antenna driving mechanism // Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2530891.pdf | 605 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530891-A // Rotary multicontact device // Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 605 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530891-A // Rotary multicontact device // Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2530943.pdf | 486 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530943-A // Intercommunicating telephone system // Duhnkrack George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530943-A // Intercommunicating telephone system // Duhnkrack George H. // Bell Telephone Labor Inc | ||||
| PDF File 2530946.pdf | 606 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530946-A // Secondary electron emitter // Chessman Leonard E. ; Mendenhall Hallam E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 606 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530946-A // Secondary electron emitter // Chessman Leonard E. ; Mendenhall Hallam E. // Bell Telephone Labor Inc | ||||
| PDF File 2530947.pdf | 295 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530947-A // Secondary electron emitter // Cheesman Leonard E. ; Mendenhall Hallam E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 295 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530947-A // Secondary electron emitter // Cheesman Leonard E. ; Mendenhall Hallam E. // Bell Telephone Labor Inc | ||||
| PDF File 2530948.pdf | 601 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530948-A // Electron injection space discharge device // Clogston Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 601 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530948-A // Electron injection space discharge device // Clogston Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2530956.pdf | 486 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530956-A // Electrographic recording // Gibney Robert B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530956-A // Electrographic recording // Gibney Robert B. // Bell Telephone Labor Inc | ||||
| PDF File 2530957.pdf | 920 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530957-A // Time division system for modulated pulse transmission // Gilman George W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 920 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530957-A // Time division system for modulated pulse transmission // Gilman George W. // Bell Telephone Labor Inc | ||||
| PDF File 2530961.pdf | 253 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2530961-A // Stepping device // Hansen Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 253 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2530961-A // Stepping device // Hansen Harry // Bell Telephone Labor Inc | ||||
| PDF File 2531194.pdf | 471 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2531194-A // Rotatable vane type attenuator with plug in or out elements // Bowen Arnold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 471 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2531194-A // Rotatable vane type attenuator with plug in or out elements // Bowen Arnold E. // Bell Telephone Labor Inc | ||||
| PDF File 2531201.pdf | 649 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2531201-A // Electronic control circuits for radar systems // Lange Owen E. De // Bell Telephone Labor Inc | |||
| Version 1 (current) | 649 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2531201-A // Electronic control circuits for radar systems // Lange Owen E. De // Bell Telephone Labor Inc | ||||
| PDF File 2531203.pdf | 640 kB | Shaun Ewing | Nov 21, 1950 00:00 |
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US-2531203-A // Telephone substation coupler for conversation recording // Galbreath Robert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 640 kB | Shaun Ewing | Nov 21, 1950 00:00 | US-2531203-A // Telephone substation coupler for conversation recording // Galbreath Robert R. // Bell Telephone Labor Inc |
