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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2408436.pdf | 859 kB | Shaun Ewing | Oct 01, 1946 00:00 |
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US-2408436-A // Multiplex compressional wave system // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | Oct 01, 1946 00:00 | US-2408436-A // Multiplex compressional wave system // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2519278.pdf | 859 kB | Shaun Ewing | Aug 15, 1950 00:00 |
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US-2519278-A // Pulse-actuated circuit // Olivey Bernard M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | Aug 15, 1950 00:00 | US-2519278-A // Pulse-actuated circuit // Olivey Bernard M. // Bell Telephone Labor Inc | ||||
| PDF File 2481221.pdf | 858 kB | Shaun Ewing | Sept 06, 1949 00:00 |
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US-2481221-A // Signaling system // Jr. Amos E. Joel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Sept 06, 1949 00:00 | US-2481221-A // Signaling system // Jr. Amos E. Joel, // Bell Telephone Labor Inc | ||||
| PDF File 2469964.pdf | 857 kB | Shaun Ewing | May 10, 1949 00:00 |
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US-2469964-A // Electron discharge apparatus // Hartman Paul L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 857 kB | Shaun Ewing | May 10, 1949 00:00 | US-2469964-A // Electron discharge apparatus // Hartman Paul L. // Bell Telephone Labor Inc | ||||
| PDF File 2442755.pdf | 857 kB | Shaun Ewing | Jun 08, 1948 00:00 |
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US-2442755-A // Piezoelectric crystal growing method // Christensen Carl J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 857 kB | Shaun Ewing | Jun 08, 1948 00:00 | US-2442755-A // Piezoelectric crystal growing method // Christensen Carl J. // Bell Telephone Labor Inc | ||||
| PDF File 2415832.pdf | 856 kB | Shaun Ewing | Feb 18, 1947 00:00 |
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US-2415832-A // Radiation absorber // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Feb 18, 1947 00:00 | US-2415832-A // Radiation absorber // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2502842.pdf | 856 kB | Shaun Ewing | Apr 04, 1950 00:00 |
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US-2502842-A // Electromagnetic relay // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Apr 04, 1950 00:00 | US-2502842-A // Electromagnetic relay // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2417450.pdf | 855 kB | Shaun Ewing | Mar 18, 1947 00:00 |
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US-2417450-A // Electron discharge device // Sears Raymond W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 855 kB | Shaun Ewing | Mar 18, 1947 00:00 | US-2417450-A // Electron discharge device // Sears Raymond W. // Bell Telephone Labor Inc | ||||
| PDF File 2527113.pdf | 854 kB | Shaun Ewing | Oct 24, 1950 00:00 |
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US-2527113-A // Multitarget cathode-ray device // Anderson Alva Eugene // Bell Telephone Labor Inc | |||
| Version 1 (current) | 854 kB | Shaun Ewing | Oct 24, 1950 00:00 | US-2527113-A // Multitarget cathode-ray device // Anderson Alva Eugene // Bell Telephone Labor Inc | ||||
| PDF File 2483732.pdf | 854 kB | Shaun Ewing | Oct 04, 1949 00:00 |
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US-2483732-A // Signaling circuit // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 854 kB | Shaun Ewing | Oct 04, 1949 00:00 | US-2483732-A // Signaling circuit // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2519262.pdf | 854 kB | Shaun Ewing | Aug 15, 1950 00:00 |
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US-2519262-A // Differential analyzer // Lovell Clarence A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 854 kB | Shaun Ewing | Aug 15, 1950 00:00 | US-2519262-A // Differential analyzer // Lovell Clarence A. // Bell Telephone Labor Inc | ||||
| PDF File 2435262.pdf | 849 kB | Shaun Ewing | Feb 03, 1948 00:00 |
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US-2435262-A // Self-modulated oscillator // Wurmser Alphons V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 849 kB | Shaun Ewing | Feb 03, 1948 00:00 | US-2435262-A // Self-modulated oscillator // Wurmser Alphons V. // Bell Telephone Labor Inc | ||||
| PDF File 2434264.pdf | 849 kB | Shaun Ewing | Jan 13, 1948 00:00 |
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US-2434264-A // Cathode-ray oscilloscope circuit with timing marks // Edson James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 849 kB | Shaun Ewing | Jan 13, 1948 00:00 | US-2434264-A // Cathode-ray oscilloscope circuit with timing marks // Edson James O. // Bell Telephone Labor Inc | ||||
| PDF File 2428363.pdf | 849 kB | Shaun Ewing | Oct 07, 1947 00:00 |
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US-2428363-A // Negative feed-back amplifier // Elmendorf Charles H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 849 kB | Shaun Ewing | Oct 07, 1947 00:00 | US-2428363-A // Negative feed-back amplifier // Elmendorf Charles H. // Bell Telephone Labor Inc | ||||
| PDF File 2414827.pdf | 848 kB | Shaun Ewing | Jan 28, 1947 00:00 |
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US-2414827-A // Compressional wave radiator and receiver // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 848 kB | Shaun Ewing | Jan 28, 1947 00:00 | US-2414827-A // Compressional wave radiator and receiver // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2499000.pdf | 847 kB | Shaun Ewing | Feb 28, 1950 00:00 |
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US-2499000-A // Frequency modulation system for locating impedance irregularities // Quarles Donald A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 847 kB | Shaun Ewing | Feb 28, 1950 00:00 | US-2499000-A // Frequency modulation system for locating impedance irregularities // Quarles Donald A. // Bell Telephone Labor Inc | ||||
| PDF File 2494499.pdf | 847 kB | Shaun Ewing | Jan 10, 1950 00:00 |
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US-2494499-A // Bridge network // Wilhelm Henry T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 847 kB | Shaun Ewing | Jan 10, 1950 00:00 | US-2494499-A // Bridge network // Wilhelm Henry T. // Bell Telephone Labor Inc | ||||
| PDF File 2455052.pdf | 846 kB | Shaun Ewing | Nov 30, 1948 00:00 |
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US-2455052-A // Signal receiving system // Fisher Harold J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 846 kB | Shaun Ewing | Nov 30, 1948 00:00 | US-2455052-A // Signal receiving system // Fisher Harold J. // Bell Telephone Labor Inc | ||||
| PDF File 2534392.pdf | 844 kB | Shaun Ewing | Dec 19, 1950 00:00 |
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US-2534392-A // Method of making glass window seals // Walsh Edward J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 844 kB | Shaun Ewing | Dec 19, 1950 00:00 | US-2534392-A // Method of making glass window seals // Walsh Edward J. // Bell Telephone Labor Inc | ||||
| PDF File 2471976.pdf | 843 kB | Shaun Ewing | May 31, 1949 00:00 |
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US-2471976-A // Voltage regulation // Potter James A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 843 kB | Shaun Ewing | May 31, 1949 00:00 | US-2471976-A // Voltage regulation // Potter James A. // Bell Telephone Labor Inc |
