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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2110569.pdf | 1.13 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110569-A // Magnetic material // Cioffi Paul P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110569-A // Magnetic material // Cioffi Paul P. // Bell Telephone Labor Inc | ||||
| PDF File 1847702.pdf | 1.13 MB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847702-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847702-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 2114036.pdf | 1.12 MB | Shaun Ewing | Apr 12, 1938 00:00 |
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US-2114036-A // Frequency stabilization system // Smith John W. ; Thayer Gorden N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Apr 12, 1938 00:00 | US-2114036-A // Frequency stabilization system // Smith John W. ; Thayer Gorden N. // Bell Telephone Labor Inc | ||||
| PDF File 2205551.pdf | 1.12 MB | Shaun Ewing | Jun 25, 1940 00:00 |
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US-2205551-A // Telephone system // Williams Samuel B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Jun 25, 1940 00:00 | US-2205551-A // Telephone system // Williams Samuel B. // Bell Telephone Labor Inc | ||||
| PDF File 1804675.pdf | 1.12 MB | Shaun Ewing | May 12, 1931 00:00 |
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US-1804675-A // Signaling system // Clausen Henry P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | May 12, 1931 00:00 | US-1804675-A // Signaling system // Clausen Henry P. // Bell Telephone Labor Inc | ||||
| PDF File 2093871.pdf | 1.12 MB | Shaun Ewing | Sept 21, 1937 00:00 |
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US-2093871-A // Electrical receiving and measuring system // Levin Samuel A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.12 MB | Shaun Ewing | Sept 21, 1937 00:00 | US-2093871-A // Electrical receiving and measuring system // Levin Samuel A. // Bell Telephone Labor Inc | ||||
| PDF File 1904598.pdf | 1.11 MB | Shaun Ewing | Apr 18, 1933 00:00 |
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US-1904598-A // Testing system // Anderson Frithiof B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Apr 18, 1933 00:00 | US-1904598-A // Testing system // Anderson Frithiof B. // Bell Telephone Labor Inc | ||||
| PDF File 2029030.pdf | 1.11 MB | Shaun Ewing | Jan 28, 1936 00:00 |
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US-2029030-A // Testing system // Low Frank K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Jan 28, 1936 00:00 | US-2029030-A // Testing system // Low Frank K. // Bell Telephone Labor Inc | ||||
| PDF File 2153743.pdf | 1.11 MB | Shaun Ewing | Apr 11, 1939 00:00 |
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US-2153743-A // Attenuation equalizer // Darlington Sidney // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Apr 11, 1939 00:00 | US-2153743-A // Attenuation equalizer // Darlington Sidney // Bell Telephone Labor Inc | ||||
| PDF File 1884567.pdf | 1.11 MB | Shaun Ewing | Oct 25, 1932 00:00 |
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US-1884567-A // Telegraph exchange system // Catogge Joseph J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Oct 25, 1932 00:00 | US-1884567-A // Telegraph exchange system // Catogge Joseph J. // Bell Telephone Labor Inc | ||||
| PDF File 1792655.pdf | 1.11 MB | Shaun Ewing | Feb 17, 1931 00:00 |
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US-1792655-A // Sound reproducer // Norton Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Feb 17, 1931 00:00 | US-1792655-A // Sound reproducer // Norton Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 1836824.pdf | 1.11 MB | Shaun Ewing | Dec 15, 1931 00:00 |
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US-1836824-A // Wave transmission with narrowed bands // Steinberg John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Dec 15, 1931 00:00 | US-1836824-A // Wave transmission with narrowed bands // Steinberg John C. // Bell Telephone Labor Inc | ||||
| PDF File 1828503.pdf | 1.10 MB | Shaun Ewing | Oct 20, 1931 00:00 |
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US-1828503-A // Means for reducing interference in electrical circuits // Lutomirski Karel // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Oct 20, 1931 00:00 | US-1828503-A // Means for reducing interference in electrical circuits // Lutomirski Karel // Bell Telephone Labor Inc | ||||
| PDF File 2035263.pdf | 1.10 MB | Shaun Ewing | Mar 24, 1936 00:00 |
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US-2035263-A // Volume control system // Cushman Robert W. ; Hill Henry E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Mar 24, 1936 00:00 | US-2035263-A // Volume control system // Cushman Robert W. ; Hill Henry E. // Bell Telephone Labor Inc | ||||
| PDF File 1799810.pdf | 1.10 MB | Shaun Ewing | Apr 07, 1931 00:00 |
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US-1799810-A // Transmission circuits // Fry Thornton C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Apr 07, 1931 00:00 | US-1799810-A // Transmission circuits // Fry Thornton C. // Bell Telephone Labor Inc | ||||
| PDF File 1956547.pdf | 1.10 MB | Shaun Ewing | May 01, 1934 00:00 |
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US-1956547-A // Repeatered transmission system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | May 01, 1934 00:00 | US-1956547-A // Repeatered transmission system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 2158993.pdf | 1.10 MB | Shaun Ewing | May 23, 1939 00:00 |
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US-2158993-A // Signal transmission system // Abraham Leonard G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | May 23, 1939 00:00 | US-2158993-A // Signal transmission system // Abraham Leonard G. // Bell Telephone Labor Inc | ||||
| PDF File 1941085.pdf | 1.10 MB | Shaun Ewing | Dec 26, 1933 00:00 |
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US-1941085-A // Telephone system // Hague Alfred E. ; Draper John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Dec 26, 1933 00:00 | US-1941085-A // Telephone system // Hague Alfred E. ; Draper John B. // Bell Telephone Labor Inc | ||||
| PDF File 2214130.pdf | 1.10 MB | Shaun Ewing | Sept 10, 1940 00:00 |
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US-2214130-A // Measurement of phase change and envelope delay of a transmission line // Green Estill I. ; Monk Newton // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Sept 10, 1940 00:00 | US-2214130-A // Measurement of phase change and envelope delay of a transmission line // Green Estill I. ; Monk Newton // Bell Telephone Labor Inc | ||||
| PDF File 2153052.pdf | 1.10 MB | Shaun Ewing | Apr 04, 1939 00:00 |
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US-2153052-A // Radio broadcasting system // Rodwin George // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Apr 04, 1939 00:00 | US-2153052-A // Radio broadcasting system // Rodwin George // Bell Telephone Labor Inc |
