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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1855576.pdf | 692 kB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855576-A // Frequency translating system // Keith Clyde R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855576-A // Frequency translating system // Keith Clyde R. // Bell Telephone Labor Inc | ||||
| PDF File 2180364.pdf | 692 kB | Shaun Ewing | Nov 21, 1939 00:00 |
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US-2180364-A // Cathode ray sweep circuits // Norton Frank R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Nov 21, 1939 00:00 | US-2180364-A // Cathode ray sweep circuits // Norton Frank R. // Bell Telephone Labor Inc | ||||
| PDF File 2066520.pdf | 692 kB | Shaun Ewing | Jan 05, 1937 00:00 |
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US-2066520-A // Telegraph repeater // Cramer Walter W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Jan 05, 1937 00:00 | US-2066520-A // Telegraph repeater // Cramer Walter W. // Bell Telephone Labor Inc | ||||
| PDF File 2216730.pdf | 692 kB | Shaun Ewing | Oct 08, 1940 00:00 |
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US-2216730-A // Measuring device // Berger Uriah S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Oct 08, 1940 00:00 | US-2216730-A // Measuring device // Berger Uriah S. // Bell Telephone Labor Inc | ||||
| PDF File 1931031.pdf | 691 kB | Shaun Ewing | Oct 17, 1933 00:00 |
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US-1931031-A // Signal transmission system // Nebel Charles N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Oct 17, 1933 00:00 | US-1931031-A // Signal transmission system // Nebel Charles N. // Bell Telephone Labor Inc | ||||
| PDF File 1909370.pdf | 691 kB | Shaun Ewing | May 16, 1933 00:00 |
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US-1909370-A // Sound recording and reproducing system // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | May 16, 1933 00:00 | US-1909370-A // Sound recording and reproducing system // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 2055655.pdf | 691 kB | Shaun Ewing | Sept 29, 1936 00:00 |
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US-2055655-A // Electron lens // Davisson Clinton J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Sept 29, 1936 00:00 | US-2055655-A // Electron lens // Davisson Clinton J. // Bell Telephone Labor Inc | ||||
| PDF File 2072455.pdf | 691 kB | Shaun Ewing | Mar 02, 1937 00:00 |
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US-2072455-A // Electrooptical system // Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Mar 02, 1937 00:00 | US-2072455-A // Electrooptical system // Kannenberg Walter F. // Bell Telephone Labor Inc | ||||
| PDF File 2038202.pdf | 691 kB | Shaun Ewing | Apr 21, 1936 00:00 |
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US-2038202-A // Carrier wave system // Jr. Charles L. Weis, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Apr 21, 1936 00:00 | US-2038202-A // Carrier wave system // Jr. Charles L. Weis, // Bell Telephone Labor Inc | ||||
| PDF File 2102138.pdf | 691 kB | Shaun Ewing | Dec 14, 1937 00:00 |
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US-2102138-A // Transmission system // Strieby Maurice E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 691 kB | Shaun Ewing | Dec 14, 1937 00:00 | US-2102138-A // Transmission system // Strieby Maurice E. // Bell Telephone Labor Inc | ||||
| PDF File 2169570.pdf | 690 kB | Shaun Ewing | Aug 15, 1939 00:00 |
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US-2169570-A // Sealed joint for conductors // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 690 kB | Shaun Ewing | Aug 15, 1939 00:00 | US-2169570-A // Sealed joint for conductors // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2107158.pdf | 690 kB | Shaun Ewing | Feb 01, 1938 00:00 |
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US-2107158-A // Telephone system // Lewis Herbert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 690 kB | Shaun Ewing | Feb 01, 1938 00:00 | US-2107158-A // Telephone system // Lewis Herbert A. // Bell Telephone Labor Inc | ||||
| PDF File 1871266.pdf | 690 kB | Shaun Ewing | Aug 09, 1932 00:00 |
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US-1871266-A // Electrooptical transmission // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 690 kB | Shaun Ewing | Aug 09, 1932 00:00 | US-1871266-A // Electrooptical transmission // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2135562.pdf | 689 kB | Shaun Ewing | Nov 08, 1938 00:00 |
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US-2135562-A // Thermionic amplifier // Cousins Van M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 689 kB | Shaun Ewing | Nov 08, 1938 00:00 | US-2135562-A // Thermionic amplifier // Cousins Van M. // Bell Telephone Labor Inc | ||||
| PDF File 2041096.pdf | 688 kB | Shaun Ewing | May 19, 1936 00:00 |
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US-2041096-A // Telephone system // Stokely Ray L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 688 kB | Shaun Ewing | May 19, 1936 00:00 | US-2041096-A // Telephone system // Stokely Ray L. // Bell Telephone Labor Inc | ||||
| PDF File 1832886.pdf | 688 kB | Shaun Ewing | Nov 24, 1931 00:00 |
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US-1832886-A // Current supply circuits // Whiting Donald F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 688 kB | Shaun Ewing | Nov 24, 1931 00:00 | US-1832886-A // Current supply circuits // Whiting Donald F. // Bell Telephone Labor Inc | ||||
| PDF File 2120407.pdf | 687 kB | Shaun Ewing | Jun 14, 1938 00:00 |
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US-2120407-A // Timing apparatus // Hardy Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Jun 14, 1938 00:00 | US-2120407-A // Timing apparatus // Hardy Frank // Bell Telephone Labor Inc | ||||
| PDF File 1893302.pdf | 687 kB | Shaun Ewing | Jan 03, 1933 00:00 |
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US-1893302-A // Method of and means for controlling electric wave amplifiers // Peterson Eugene // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Jan 03, 1933 00:00 | US-1893302-A // Method of and means for controlling electric wave amplifiers // Peterson Eugene // Bell Telephone Labor Inc | ||||
| PDF File 2119855.pdf | 687 kB | Shaun Ewing | Jun 07, 1938 00:00 |
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US-2119855-A // Electric discharge device // Depew Charles // Bell Telephone Labor Inc | |||
| Version 1 (current) | 687 kB | Shaun Ewing | Jun 07, 1938 00:00 | US-2119855-A // Electric discharge device // Depew Charles // Bell Telephone Labor Inc | ||||
| PDF File 2160799.pdf | 686 kB | Shaun Ewing | May 30, 1939 00:00 |
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US-2160799-A // Electron discharge device // Teal Gordon K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 686 kB | Shaun Ewing | May 30, 1939 00:00 | US-2160799-A // Electron discharge device // Teal Gordon K. // Bell Telephone Labor Inc |
