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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2388035.pdf | 1.22 MB | Shaun Ewing | Oct 30, 1945 00:00 |
|
US-2388035-A // Polyamides // Frosch Carl J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Oct 30, 1945 00:00 | US-2388035-A // Polyamides // Frosch Carl J. // Bell Telephone Labor Inc | ||||
| PDF File 2308381.pdf | 1.22 MB | Shaun Ewing | Jan 12, 1943 00:00 |
|
US-2308381-A // Two-way television transmission // Mertz Pierre // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Jan 12, 1943 00:00 | US-2308381-A // Two-way television transmission // Mertz Pierre // Bell Telephone Labor Inc | ||||
| PDF File 2246046.pdf | 1.22 MB | Shaun Ewing | Jun 17, 1941 00:00 |
|
US-2246046-A // Timing mechanism // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.22 MB | Shaun Ewing | Jun 17, 1941 00:00 | US-2246046-A // Timing mechanism // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2278444.pdf | 1.21 MB | Shaun Ewing | Apr 07, 1942 00:00 |
|
US-2278444-A // Vibrating polar relay system // Hopper Andrew L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Apr 07, 1942 00:00 | US-2278444-A // Vibrating polar relay system // Hopper Andrew L. // Bell Telephone Labor Inc | ||||
| PDF File 2319424.pdf | 1.21 MB | Shaun Ewing | May 18, 1943 00:00 |
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US-2319424-A // Telephone system // Maloney Martin E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | May 18, 1943 00:00 | US-2319424-A // Telephone system // Maloney Martin E. // Bell Telephone Labor Inc | ||||
| PDF File 2385265.pdf | 1.21 MB | Shaun Ewing | Sept 18, 1945 00:00 |
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US-2385265-A // Substation circuit // Foley John W. ; Emling John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Sept 18, 1945 00:00 | US-2385265-A // Substation circuit // Foley John W. ; Emling John W. // Bell Telephone Labor Inc | ||||
| PDF File 2366836.pdf | 1.21 MB | Shaun Ewing | Jan 09, 1945 00:00 |
|
US-2366836-A // Pulse repeating system // Shanck Roy B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Jan 09, 1945 00:00 | US-2366836-A // Pulse repeating system // Shanck Roy B. // Bell Telephone Labor Inc | ||||
| PDF File 2367910.pdf | 1.21 MB | Shaun Ewing | Jan 23, 1945 00:00 |
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US-2367910-A // Start-stop regenerative telegraph repeater // Watson Edward F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Jan 23, 1945 00:00 | US-2367910-A // Start-stop regenerative telegraph repeater // Watson Edward F. // Bell Telephone Labor Inc | ||||
| PDF File 2275126.pdf | 1.21 MB | Shaun Ewing | Mar 03, 1942 00:00 |
|
US-2275126-A // Telegraph alarm circuit // Bonorden Allen R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Mar 03, 1942 00:00 | US-2275126-A // Telegraph alarm circuit // Bonorden Allen R. // Bell Telephone Labor Inc | ||||
| PDF File 2243527.pdf | 1.21 MB | Shaun Ewing | May 27, 1941 00:00 |
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US-2243527-A // Production of artificial speech // Dudley Homer W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | May 27, 1941 00:00 | US-2243527-A // Production of artificial speech // Dudley Homer W. // Bell Telephone Labor Inc | ||||
| PDF File 2285832.pdf | 1.21 MB | Shaun Ewing | Jun 09, 1942 00:00 |
|
US-2285832-A // Feedback amplifier // Perkins Edwin H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.21 MB | Shaun Ewing | Jun 09, 1942 00:00 | US-2285832-A // Feedback amplifier // Perkins Edwin H. // Bell Telephone Labor Inc | ||||
| PDF File 2248985.pdf | 1.20 MB | Shaun Ewing | Jul 15, 1941 00:00 |
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US-2248985-A // Electro-optical apparatus // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.20 MB | Shaun Ewing | Jul 15, 1941 00:00 | US-2248985-A // Electro-optical apparatus // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2267827.pdf | 1.20 MB | Shaun Ewing | Dec 30, 1941 00:00 |
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US-2267827-A // Electric signaling system // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.20 MB | Shaun Ewing | Dec 30, 1941 00:00 | US-2267827-A // Electric signaling system // Hubbard Francis A. // Bell Telephone Labor Inc | ||||
| PDF File 2274686.pdf | 1.20 MB | Shaun Ewing | Mar 03, 1942 00:00 |
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US-2274686-A // Electro-optical system // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.20 MB | Shaun Ewing | Mar 03, 1942 00:00 | US-2274686-A // Electro-optical system // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2284855.pdf | 1.19 MB | Shaun Ewing | Jun 02, 1942 00:00 |
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US-2284855-A // Amplifier circuits // West Julian M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Jun 02, 1942 00:00 | US-2284855-A // Amplifier circuits // West Julian M. // Bell Telephone Labor Inc | ||||
| PDF File 2308523.pdf | 1.19 MB | Shaun Ewing | Jan 19, 1943 00:00 |
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US-2308523-A // Electron discharge device // Llewellyn Frederick B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Jan 19, 1943 00:00 | US-2308523-A // Electron discharge device // Llewellyn Frederick B. // Bell Telephone Labor Inc | ||||
| PDF File 2372022.pdf | 1.19 MB | Shaun Ewing | Mar 20, 1945 00:00 |
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US-2372022-A // Signaling system // Schneckloth Harry H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Mar 20, 1945 00:00 | US-2372022-A // Signaling system // Schneckloth Harry H. // Bell Telephone Labor Inc | ||||
| PDF File 2327478.pdf | 1.19 MB | Shaun Ewing | Aug 24, 1943 00:00 |
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US-2327478-A // Telegraph system // Watson Edward F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Aug 24, 1943 00:00 | US-2327478-A // Telegraph system // Watson Edward F. // Bell Telephone Labor Inc | ||||
| PDF File 2336866.pdf | 1.19 MB | Shaun Ewing | Dec 14, 1943 00:00 |
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US-2336866-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Dec 14, 1943 00:00 | US-2336866-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 2285985.pdf | 1.19 MB | Shaun Ewing | Jun 09, 1942 00:00 |
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US-2285985-A // Step-by-step operated crossbar switch // King Gerald V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Jun 09, 1942 00:00 | US-2285985-A // Step-by-step operated crossbar switch // King Gerald V. // Bell Telephone Labor Inc |
