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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1996516.pdf | 1007 kB | Shaun Ewing | Apr 02, 1935 00:00 |
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US-1996516-A // Printing telegraph private branch exchange system // Kinkead Fullerton S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1007 kB | Shaun Ewing | Apr 02, 1935 00:00 | US-1996516-A // Printing telegraph private branch exchange system // Kinkead Fullerton S. // Bell Telephone Labor Inc | ||||
| PDF File 2086597.pdf | 1006 kB | Shaun Ewing | Jul 13, 1937 00:00 |
|
US-2086597-A // Wave filter // Blackman Ralph B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1006 kB | Shaun Ewing | Jul 13, 1937 00:00 | US-2086597-A // Wave filter // Blackman Ralph B. // Bell Telephone Labor Inc | ||||
| PDF File 2169396.pdf | 1006 kB | Shaun Ewing | Aug 15, 1939 00:00 |
|
US-2169396-A // Signal-translating apparatus // Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1006 kB | Shaun Ewing | Aug 15, 1939 00:00 | US-2169396-A // Signal-translating apparatus // Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2118175.pdf | 1005 kB | Shaun Ewing | May 24, 1938 00:00 |
|
US-2118175-A // Control circuits // Jr. Stephen Doba, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1005 kB | Shaun Ewing | May 24, 1938 00:00 | US-2118175-A // Control circuits // Jr. Stephen Doba, // Bell Telephone Labor Inc | ||||
| PDF File 2217774.pdf | 1004 kB | Shaun Ewing | Oct 15, 1940 00:00 |
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US-2217774-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1004 kB | Shaun Ewing | Oct 15, 1940 00:00 | US-2217774-A // Electron discharge apparatus // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2083404.pdf | 1003 kB | Shaun Ewing | Jun 08, 1937 00:00 |
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US-2083404-A // Telephone system // Saul George N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1003 kB | Shaun Ewing | Jun 08, 1937 00:00 | US-2083404-A // Telephone system // Saul George N. // Bell Telephone Labor Inc | ||||
| PDF File 2185374.pdf | 1002 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185374-A // Selective switch // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1002 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185374-A // Selective switch // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2041378.pdf | 1001 kB | Shaun Ewing | May 19, 1936 00:00 |
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US-2041378-A // High frequency transmission system // Smith Phillip H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1001 kB | Shaun Ewing | May 19, 1936 00:00 | US-2041378-A // High frequency transmission system // Smith Phillip H. // Bell Telephone Labor Inc | ||||
| PDF File 2202474.pdf | 1000 kB | Shaun Ewing | May 28, 1940 00:00 |
|
US-2202474-A // Telephone system // Vroom Edward // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1000 kB | Shaun Ewing | May 28, 1940 00:00 | US-2202474-A // Telephone system // Vroom Edward // Bell Telephone Labor Inc | ||||
| PDF File 2008859.pdf | 1000 kB | Shaun Ewing | Jul 23, 1935 00:00 |
|
US-2008859-A // Inductance device // Ganz Albert G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1000 kB | Shaun Ewing | Jul 23, 1935 00:00 | US-2008859-A // Inductance device // Ganz Albert G. // Bell Telephone Labor Inc | ||||
| PDF File 1874200.pdf | 1000 kB | Shaun Ewing | Aug 30, 1932 00:00 |
|
US-1874200-A // Electrooptical image producing system // Manderfeld Emanuel C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1000 kB | Shaun Ewing | Aug 30, 1932 00:00 | US-1874200-A // Electrooptical image producing system // Manderfeld Emanuel C. // Bell Telephone Labor Inc | ||||
| PDF File 2191913.pdf | 999 kB | Shaun Ewing | Feb 27, 1940 00:00 |
|
US-2191913-A // Telephone system // Lewis Benjamin F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 999 kB | Shaun Ewing | Feb 27, 1940 00:00 | US-2191913-A // Telephone system // Lewis Benjamin F. // Bell Telephone Labor Inc | ||||
| PDF File 2168760.pdf | 999 kB | Shaun Ewing | Aug 08, 1939 00:00 |
|
US-2168760-A // Cathode ray device // Calbick Chester J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 999 kB | Shaun Ewing | Aug 08, 1939 00:00 | US-2168760-A // Cathode ray device // Calbick Chester J. // Bell Telephone Labor Inc | ||||
| PDF File 1811963.pdf | 998 kB | Shaun Ewing | Jun 30, 1931 00:00 |
|
US-1811963-A // Apparatus for reducing crosstalk currents // Peterson Eugene // Bell Telephone Labor Inc | |||
| Version 1 (current) | 998 kB | Shaun Ewing | Jun 30, 1931 00:00 | US-1811963-A // Apparatus for reducing crosstalk currents // Peterson Eugene // Bell Telephone Labor Inc | ||||
| PDF File 1841084.pdf | 996 kB | Shaun Ewing | Jan 12, 1932 00:00 |
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US-1841084-A // Telephone system // Bragg Herbert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 996 kB | Shaun Ewing | Jan 12, 1932 00:00 | US-1841084-A // Telephone system // Bragg Herbert E. // Bell Telephone Labor Inc | ||||
| PDF File 2063314.pdf | 996 kB | Shaun Ewing | Dec 08, 1936 00:00 |
|
US-2063314-A // Electron discharge device // Johnson John B. ; Weinhart Howard W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 996 kB | Shaun Ewing | Dec 08, 1936 00:00 | US-2063314-A // Electron discharge device // Johnson John B. ; Weinhart Howard W. // Bell Telephone Labor Inc | ||||
| PDF File 2042848.pdf | 996 kB | Shaun Ewing | Jun 02, 1936 00:00 |
|
US-2042848-A // Cabinet // Horn Irvin R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 996 kB | Shaun Ewing | Jun 02, 1936 00:00 | US-2042848-A // Cabinet // Horn Irvin R. // Bell Telephone Labor Inc | ||||
| PDF File 1883158.pdf | 995 kB | Shaun Ewing | Oct 18, 1932 00:00 |
|
US-1883158-A // Trunk circuit // Ulrich Horace W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 995 kB | Shaun Ewing | Oct 18, 1932 00:00 | US-1883158-A // Trunk circuit // Ulrich Horace W. // Bell Telephone Labor Inc | ||||
| PDF File 2080217.pdf | 995 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2080217-A // Apparatus and method for remedying crosstalk // Weaver Myron A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 995 kB | Shaun Ewing | May 11, 1937 00:00 | US-2080217-A // Apparatus and method for remedying crosstalk // Weaver Myron A. // Bell Telephone Labor Inc | ||||
| PDF File 2066333.pdf | 994 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066333-A // Wave amplification and generation // Caruthers Robert S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 994 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066333-A // Wave amplification and generation // Caruthers Robert S. // Bell Telephone Labor Inc |
