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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2761900.pdf | 4.37 MB | Shaun Ewing | Sept 04, 1956 00:00 |
|
US-2761900-A // Telephone system of the coin controlled type // Jr. Amos E. Joel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.37 MB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761900-A // Telephone system of the coin controlled type // Jr. Amos E. Joel, // Bell Telephone Labor Inc | ||||
| PDF File 2761899.pdf | 2.12 MB | Shaun Ewing | Sept 04, 1956 00:00 |
|
US-2761899-A // Apparatus for recording and reproducing telephone messages // Keith Clyde R. ; Nickerson Clifford A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.12 MB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761899-A // Apparatus for recording and reproducing telephone messages // Keith Clyde R. ; Nickerson Clifford A. // Bell Telephone Labor Inc | ||||
| PDF File 2761508.pdf | 1.51 MB | Shaun Ewing | Sept 04, 1956 00:00 |
|
US-2761508-A // Tape perforator // Goff Harold W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.51 MB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761508-A // Tape perforator // Goff Harold W. // Bell Telephone Labor Inc | ||||
| PDF File 2761915.pdf | 916 kB | Shaun Ewing | Sept 04, 1956 00:00 |
|
US-2761915-A // Helix couplers // Pierce John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 916 kB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761915-A // Helix couplers // Pierce John R. // Bell Telephone Labor Inc | ||||
| PDF File 2761909.pdf | 578 kB | Shaun Ewing | Sept 04, 1956 00:00 |
|
US-2761909-A // Multifrequency oscillator // Jr. Robert L. Wallace, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 578 kB | Shaun Ewing | Sept 04, 1956 00:00 | US-2761909-A // Multifrequency oscillator // Jr. Robert L. Wallace, // Bell Telephone Labor Inc | ||||
| PDF File 2761020.pdf | 591 kB | Shaun Ewing | Aug 28, 1956 00:00 |
|
US-2761020-A // Frequency selective semiconductor circuit elements // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Aug 28, 1956 00:00 | US-2761020-A // Frequency selective semiconductor circuit elements // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2760731.pdf | 290 kB | Shaun Ewing | Aug 28, 1956 00:00 |
|
US-2760731-A // Wire wrapping tool for stranded wire // Belek Emil // Bell Telephone Labor Inc | |||
| Version 1 (current) | 290 kB | Shaun Ewing | Aug 28, 1956 00:00 | US-2760731-A // Wire wrapping tool for stranded wire // Belek Emil // Bell Telephone Labor Inc | ||||
| PDF File 2760156.pdf | 1.77 MB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760156-A // Method and apparatus for determining phase angle and/or coupling sign in measuring microwave impedances // Fletcher Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.77 MB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760156-A // Method and apparatus for determining phase angle and/or coupling sign in measuring microwave impedances // Fletcher Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2760004.pdf | 1.69 MB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760004-A // Number group circuit // Reenstra Willard A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.69 MB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760004-A // Number group circuit // Reenstra Willard A. // Bell Telephone Labor Inc | ||||
| PDF File 2760087.pdf | 1.56 MB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760087-A // Transistor memory circuits // Felker Jean H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.56 MB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760087-A // Transistor memory circuits // Felker Jean H. // Bell Telephone Labor Inc | ||||
| PDF File 2760155.pdf | 1.45 MB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760155-A // Phase and transmission measuring system // Kelly Hugh P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760155-A // Phase and transmission measuring system // Kelly Hugh P. // Bell Telephone Labor Inc | ||||
| PDF File 2760089.pdf | 928 kB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760089-A // Pulse train generator circuits // Schneider Herbert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 928 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760089-A // Pulse train generator circuits // Schneider Herbert A. // Bell Telephone Labor Inc | ||||
| PDF File 2760166.pdf | 915 kB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760166-A // Directional phase shifter // Fox Arthur G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 915 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760166-A // Directional phase shifter // Fox Arthur G. // Bell Telephone Labor Inc | ||||
| PDF File 2760161.pdf | 827 kB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760161-A // Traveling wave frequency modulator // Cutler Cassius C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 827 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760161-A // Traveling wave frequency modulator // Cutler Cassius C. // Bell Telephone Labor Inc | ||||
| PDF File 2759861.pdf | 761 kB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2759861-A // Process of making photoconductive compounds // Collins Robert J. ; Reynolds Frederick W. ; Stilwell George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 761 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2759861-A // Process of making photoconductive compounds // Collins Robert J. ; Reynolds Frederick W. ; Stilwell George R. // Bell Telephone Labor Inc | ||||
| PDF File 2760007.pdf | 671 kB | Shaun Ewing | Aug 21, 1956 00:00 |
|
US-2760007-A // Two-stage transistor feedback amplifier // Lozier John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 671 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760007-A // Two-stage transistor feedback amplifier // Lozier John C. // Bell Telephone Labor Inc | ||||
| PDF File 2760171.pdf | 610 kB | Shaun Ewing | Aug 21, 1956 00:00 |
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US-2760171-A // Wave-guide mode filter // King Archie P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 610 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760171-A // Wave-guide mode filter // King Archie P. // Bell Telephone Labor Inc | ||||
| PDF File 2759848.pdf | 589 kB | Shaun Ewing | Aug 21, 1956 00:00 |
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US-2759848-A // Deposition of metal films from carbonyls // Sullivan Miles V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 589 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2759848-A // Deposition of metal films from carbonyls // Sullivan Miles V. // Bell Telephone Labor Inc | ||||
| PDF File 2760164.pdf | 508 kB | Shaun Ewing | Aug 21, 1956 00:00 |
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US-2760164-A // Equalizer // Graham Robert S. ; Sperry Robert V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 508 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760164-A // Equalizer // Graham Robert S. ; Sperry Robert V. // Bell Telephone Labor Inc | ||||
| PDF File 2760090.pdf | 404 kB | Shaun Ewing | Aug 21, 1956 00:00 |
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US-2760090-A // Direct current voltage restoration circuit // Schneider Herbert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 404 kB | Shaun Ewing | Aug 21, 1956 00:00 | US-2760090-A // Direct current voltage restoration circuit // Schneider Herbert A. // Bell Telephone Labor Inc |
