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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2238126.pdf | 3.15 MB | Shaun Ewing | Apr 15, 1941 00:00 |
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US-2238126-A // Trouble recorder // Myers Oscar // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.15 MB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238126-A // Trouble recorder // Myers Oscar // Bell Telephone Labor Inc | ||||
| PDF File 2238142.pdf | 1.56 MB | Shaun Ewing | Apr 15, 1941 00:00 |
|
US-2238142-A // Teletypewriter switching system // Weaver Allan // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.56 MB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238142-A // Teletypewriter switching system // Weaver Allan // Bell Telephone Labor Inc | ||||
| PDF File 2238469.pdf | 869 kB | Shaun Ewing | Apr 15, 1941 00:00 |
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US-2238469-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 869 kB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238469-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2238555.pdf | 4.25 MB | Shaun Ewing | Apr 15, 1941 00:00 |
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US-2238555-A // Voice operated mechanism // Dudley Homer W. // Bell Telephone Laboratoraties | |||
| Version 1 (current) | 4.25 MB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238555-A // Voice operated mechanism // Dudley Homer W. // Bell Telephone Laboratoraties | ||||
| PDF File 2238601.pdf | 1.41 MB | Shaun Ewing | Apr 15, 1941 00:00 |
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US-2238601-A // Telephotography // Reynolds Frederick W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.41 MB | Shaun Ewing | Apr 15, 1941 00:00 | US-2238601-A // Telephotography // Reynolds Frederick W. // Bell Telephone Labor Inc | ||||
| PDF File 2239702.pdf | 804 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2239702-A // Synchronizing system // Cole Ira E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 804 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2239702-A // Synchronizing system // Cole Ira E. // Bell Telephone Labor Inc | ||||
| PDF File 2239771.pdf | 258 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2239771-A // Electrically conductive device and its manufacture // Becker Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 258 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2239771-A // Electrically conductive device and its manufacture // Becker Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2239775.pdf | 656 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2239775-A // Radio communication // Bruce Edmond // Bell Telephone Labor Inc | |||
| Version 1 (current) | 656 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2239775-A // Radio communication // Bruce Edmond // Bell Telephone Labor Inc | ||||
| PDF File 2240039.pdf | 1.74 MB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240039-A // Selector switch // Hickman Clarence N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.74 MB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240039-A // Selector switch // Hickman Clarence N. // Bell Telephone Labor Inc | ||||
| PDF File 2240140.pdf | 595 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240140-A // Distortion reduction in wave transmission // Krist Henry K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 595 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240140-A // Distortion reduction in wave transmission // Krist Henry K. // Bell Telephone Labor Inc | ||||
| PDF File 2240142.pdf | 566 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240142-A // Wave filter // Lovell George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 566 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240142-A // Wave filter // Lovell George H. // Bell Telephone Labor Inc | ||||
| PDF File 2240286.pdf | 555 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240286-A // Amplifier // Cousins Van M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 555 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240286-A // Amplifier // Cousins Van M. // Bell Telephone Labor Inc | ||||
| PDF File 2240306.pdf | 959 kB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240306-A // Electromechanical filter // Lakatos Emory // Bell Telephone Labor Inc | |||
| Version 1 (current) | 959 kB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240306-A // Electromechanical filter // Lakatos Emory // Bell Telephone Labor Inc | ||||
| PDF File 2240309.pdf | 1.69 MB | Shaun Ewing | Apr 29, 1941 00:00 |
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US-2240309-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.69 MB | Shaun Ewing | Apr 29, 1941 00:00 | US-2240309-A // Piezoelectric crystal apparatus // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2240579.pdf | 218 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240579-A // Flexible conductor // Schumacher Earle E. ; Souden Alexander G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 218 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240579-A // Flexible conductor // Schumacher Earle E. ; Souden Alexander G. // Bell Telephone Labor Inc | ||||
| PDF File 2240589.pdf | 594 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240589-A // Relay // Wagar Harold N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 594 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240589-A // Relay // Wagar Harold N. // Bell Telephone Labor Inc | ||||
| PDF File 2240685.pdf | 630 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240685-A // Cutting tool // Bond Walter L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 630 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240685-A // Cutting tool // Bond Walter L. // Bell Telephone Labor Inc | ||||
| PDF File 2240686.pdf | 581 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240686-A // Fluid driven motor // Bond Walter L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 581 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240686-A // Fluid driven motor // Bond Walter L. // Bell Telephone Labor Inc | ||||
| PDF File 2240929.pdf | 545 kB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240929-A // Testing apparatus // Hays James B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 545 kB | Shaun Ewing | May 06, 1941 00:00 | US-2240929-A // Testing apparatus // Hays James B. // Bell Telephone Labor Inc | ||||
| PDF File 2240941.pdf | 1.13 MB | Shaun Ewing | May 06, 1941 00:00 |
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US-2240941-A // Oscillation source of the spark discharge gap type // Ohl Russell S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.13 MB | Shaun Ewing | May 06, 1941 00:00 | US-2240941-A // Oscillation source of the spark discharge gap type // Ohl Russell S. // Bell Telephone Labor Inc |
