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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1933251.pdf | 532 kB | Shaun Ewing | Oct 31, 1933 00:00 |
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US-1933251-A // Photographic film drive mechanism // Gauthier Marcel C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 532 kB | Shaun Ewing | Oct 31, 1933 00:00 | US-1933251-A // Photographic film drive mechanism // Gauthier Marcel C. // Bell Telephone Labor Inc | ||||
| PDF File 2063342.pdf | 532 kB | Shaun Ewing | Dec 08, 1936 00:00 |
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US-2063342-A // Electron discharge device // Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 532 kB | Shaun Ewing | Dec 08, 1936 00:00 | US-2063342-A // Electron discharge device // Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2022053.pdf | 532 kB | Shaun Ewing | Nov 26, 1935 00:00 |
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US-2022053-A // Combined telephone and telegraph system // Pruden Harold M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 532 kB | Shaun Ewing | Nov 26, 1935 00:00 | US-2022053-A // Combined telephone and telegraph system // Pruden Harold M. // Bell Telephone Labor Inc | ||||
| PDF File 2151821.pdf | 531 kB | Shaun Ewing | Mar 28, 1939 00:00 |
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US-2151821-A // Transmission regulation // Wilson Ira G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Mar 28, 1939 00:00 | US-2151821-A // Transmission regulation // Wilson Ira G. // Bell Telephone Labor Inc | ||||
| PDF File 1953459.pdf | 531 kB | Shaun Ewing | Apr 03, 1934 00:00 |
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US-1953459-A // Transmission network // Bennett William R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Apr 03, 1934 00:00 | US-1953459-A // Transmission network // Bennett William R. // Bell Telephone Labor Inc | ||||
| PDF File 2213938.pdf | 531 kB | Shaun Ewing | Sept 03, 1940 00:00 |
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US-2213938-A // Multiplex signaling with phase discrimination // Bennett William R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Sept 03, 1940 00:00 | US-2213938-A // Multiplex signaling with phase discrimination // Bennett William R. // Bell Telephone Labor Inc | ||||
| PDF File 2123227.pdf | 531 kB | Shaun Ewing | Jul 12, 1938 00:00 |
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US-2123227-A // Piezoelectric device // Bieling Carl A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Jul 12, 1938 00:00 | US-2123227-A // Piezoelectric device // Bieling Carl A. // Bell Telephone Labor Inc | ||||
| PDF File 2166632.pdf | 531 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166632-A // Method of constructing concrete manholes // Hardesty James M. ; Sutton Stanford M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166632-A // Method of constructing concrete manholes // Hardesty James M. ; Sutton Stanford M. // Bell Telephone Labor Inc | ||||
| PDF File 1913432.pdf | 531 kB | Shaun Ewing | Jun 13, 1933 00:00 |
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US-1913432-A // Electric discharge device // Denzler Arthur H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 531 kB | Shaun Ewing | Jun 13, 1933 00:00 | US-1913432-A // Electric discharge device // Denzler Arthur H. // Bell Telephone Labor Inc | ||||
| PDF File 1971235.pdf | 530 kB | Shaun Ewing | Aug 21, 1934 00:00 |
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US-1971235-A // Radio receiving system // Rettenmeyer Francis X. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 530 kB | Shaun Ewing | Aug 21, 1934 00:00 | US-1971235-A // Radio receiving system // Rettenmeyer Francis X. // Bell Telephone Labor Inc | ||||
| PDF File 2153633.pdf | 530 kB | Shaun Ewing | Apr 11, 1939 00:00 |
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US-2153633-A // Relay // Lovell Clarence A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 530 kB | Shaun Ewing | Apr 11, 1939 00:00 | US-2153633-A // Relay // Lovell Clarence A. // Bell Telephone Labor Inc | ||||
| PDF File 2033136.pdf | 529 kB | Shaun Ewing | Mar 10, 1936 00:00 |
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US-2033136-A // Wave translation system // Ferrell Enoch B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Mar 10, 1936 00:00 | US-2033136-A // Wave translation system // Ferrell Enoch B. // Bell Telephone Labor Inc | ||||
| PDF File 2030421.pdf | 529 kB | Shaun Ewing | Feb 11, 1936 00:00 |
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US-2030421-A // Tuned vibrating system // Aamodt Thoralf // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Feb 11, 1936 00:00 | US-2030421-A // Tuned vibrating system // Aamodt Thoralf // Bell Telephone Labor Inc | ||||
| PDF File 2142313.pdf | 529 kB | Shaun Ewing | Jan 03, 1939 00:00 |
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US-2142313-A // Electric oscillator // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Jan 03, 1939 00:00 | US-2142313-A // Electric oscillator // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 1799686.pdf | 529 kB | Shaun Ewing | Apr 07, 1931 00:00 |
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US-1799686-A // Impulse transmitter // Goff Harold W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Apr 07, 1931 00:00 | US-1799686-A // Impulse transmitter // Goff Harold W. // Bell Telephone Labor Inc | ||||
| PDF File 2140174.pdf | 529 kB | Shaun Ewing | Dec 13, 1938 00:00 |
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US-2140174-A // Antenna accessory // Smith Phillip H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 529 kB | Shaun Ewing | Dec 13, 1938 00:00 | US-2140174-A // Antenna accessory // Smith Phillip H. // Bell Telephone Labor Inc | ||||
| PDF File 2222688.pdf | 528 kB | Shaun Ewing | Nov 26, 1940 00:00 |
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US-2222688-A // Vibratory frequency controlling device // Rumpel Carl H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Nov 26, 1940 00:00 | US-2222688-A // Vibratory frequency controlling device // Rumpel Carl H. // Bell Telephone Labor Inc | ||||
| PDF File 2131366.pdf | 528 kB | Shaun Ewing | Sept 27, 1938 00:00 |
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US-2131366-A // Electric wave amplifying system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Sept 27, 1938 00:00 | US-2131366-A // Electric wave amplifying system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 1848212.pdf | 528 kB | Shaun Ewing | Mar 08, 1932 00:00 |
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US-1848212-A // Apparatus for producing artificial breathing // Waterman John S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Mar 08, 1932 00:00 | US-1848212-A // Apparatus for producing artificial breathing // Waterman John S. // Bell Telephone Labor Inc | ||||
| PDF File 2220088.pdf | 528 kB | Shaun Ewing | Nov 05, 1940 00:00 |
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US-2220088-A // Reed type voice frequency generator // Dowey Thomas L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 528 kB | Shaun Ewing | Nov 05, 1940 00:00 | US-2220088-A // Reed type voice frequency generator // Dowey Thomas L. // Bell Telephone Labor Inc |
