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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2185851.pdf | 694 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185851-A // Signaling system // Kinkead Fullerton S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 694 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185851-A // Signaling system // Kinkead Fullerton S. // Bell Telephone Labor Inc | ||||
| PDF File 2185693.pdf | 716 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185693-A // Multiplex signaling system // Mertz Pierre // Bell Telephone Labor Inc | |||
| Version 1 (current) | 716 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185693-A // Multiplex signaling system // Mertz Pierre // Bell Telephone Labor Inc | ||||
| PDF File 2185687.pdf | 877 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185687-A // Carrier system with phase discrimination // Caruthers Robert S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 877 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185687-A // Carrier system with phase discrimination // Caruthers Robert S. // Bell Telephone Labor Inc | ||||
| PDF File 2185684.pdf | 455 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185684-A // Signal wave modulation // Bennett William R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185684-A // Signal wave modulation // Bennett William R. // Bell Telephone Labor Inc | ||||
| PDF File 2185603.pdf | 386 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185603-A // Electromagnetic device // Miller Daniel D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 386 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185603-A // Electromagnetic device // Miller Daniel D. // Bell Telephone Labor Inc | ||||
| PDF File 2185599.pdf | 2.09 MB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185599-A // Piezoelectric apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.09 MB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185599-A // Piezoelectric apparatus // Mason Warren P. // 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 2185355.pdf | 913 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185355-A // Reactance device // Peterson Glen // Bell Telephone Labor Inc | |||
| Version 1 (current) | 913 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185355-A // Reactance device // Peterson Glen // Bell Telephone Labor Inc | ||||
| PDF File 2185300.pdf | 370 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185300-A // Telegraphone // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 370 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185300-A // Telegraphone // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2185287.pdf | 2.21 MB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185287-A // Telephone system // Beaumont William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.21 MB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185287-A // Telephone system // Beaumont William M. // Bell Telephone Labor Inc | ||||
| PDF File 2185283.pdf | 896 kB | Shaun Ewing | Jan 02, 1940 00:00 |
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US-2185283-A // Cathode ray discharge device // Weinhart Howard W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 896 kB | Shaun Ewing | Jan 02, 1940 00:00 | US-2185283-A // Cathode ray discharge device // Weinhart Howard W. // Bell Telephone Labor Inc | ||||
| PDF File 2184979.pdf | 412 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184979-A // Signaling system // Rea Wilton T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 412 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184979-A // Signaling system // Rea Wilton T. // Bell Telephone Labor Inc | ||||
| PDF File 2184978.pdf | 724 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184978-A // Carrier current telegraphy // Nyquist Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 724 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184978-A // Carrier current telegraphy // Nyquist Harry // Bell Telephone Labor Inc | ||||
| PDF File 2184847.pdf | 323 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184847-A // Resistor and method of making it // Pearson Gerald L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 323 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184847-A // Resistor and method of making it // Pearson Gerald L. // Bell Telephone Labor Inc | ||||
| PDF File 2184844.pdf | 1.31 MB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184844-A // Telephone system // Newsom James B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.31 MB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184844-A // Telephone system // Newsom James B. // Bell Telephone Labor Inc | ||||
| PDF File 2184756.pdf | 377 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184756-A // Electric discharge device // Jr. George H. Rockwood, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 377 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184756-A // Electric discharge device // Jr. George H. Rockwood, // Bell Telephone Labor Inc | ||||
| PDF File 2184743.pdf | 748 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184743-A // Electrooptical system // Jr. Arthur W. Horton, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 748 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184743-A // Electrooptical system // Jr. Arthur W. Horton, // Bell Telephone Labor Inc | ||||
| PDF File 2184729.pdf | 518 kB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184729-A // Antenna system // Bailey Arnold B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 518 kB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184729-A // Antenna system // Bailey Arnold B. // Bell Telephone Labor Inc | ||||
| PDF File 2184525.pdf | 1.15 MB | Shaun Ewing | Dec 26, 1939 00:00 |
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US-2184525-A // Electrooptical scanning apparatus // Ives Herbert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.15 MB | Shaun Ewing | Dec 26, 1939 00:00 | US-2184525-A // Electrooptical scanning apparatus // Ives Herbert E. // Bell Telephone Labor Inc | ||||
| PDF File 2184074.pdf | 321 kB | Shaun Ewing | Dec 19, 1939 00:00 |
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US-2184074-A // Hand tool // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 321 kB | Shaun Ewing | Dec 19, 1939 00:00 | US-2184074-A // Hand tool // Gent Edgar W. // Bell Telephone Labor Inc |
