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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2300336.pdf | 415 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300336-A // Magnetic alloy of iron and aluminum // Bozorth Richard M. ; Williams Howell J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 415 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300336-A // Magnetic alloy of iron and aluminum // Bozorth Richard M. ; Williams Howell J. // Bell Telephone Labor Inc | ||||
| PDF File 2300320.pdf | 487 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300320-A // Device for reproducing tone frequencies // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 487 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300320-A // Device for reproducing tone frequencies // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | ||||
| PDF File 2300316.pdf | 4.34 MB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300316-A // Private branch exchange system // Swartzel Jr Karl D // Phyllis Raymond ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 4.34 MB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300316-A // Private branch exchange system // Swartzel Jr Karl D // Phyllis Raymond ; Bell Telephone Labor Inc | ||||
| PDF File 2300296.pdf | 1.61 MB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300296-A // Power plant // Langabeer Harvey T. ; Trucksess David E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.61 MB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300296-A // Power plant // Langabeer Harvey T. ; Trucksess David E. // Bell Telephone Labor Inc | ||||
| PDF File 2300133.pdf | 519 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300133-A // Broad band amplifier // Nyquist Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 519 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300133-A // Broad band amplifier // Nyquist Harry // Bell Telephone Labor Inc | ||||
| PDF File 2300075.pdf | 711 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2300075-A // Piezoelectric crystal controlled oscillator // Sykes Roger A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 711 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2300075-A // Piezoelectric crystal controlled oscillator // Sykes Roger A. // Bell Telephone Labor Inc | ||||
| PDF File 2299898.pdf | 747 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299898-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 747 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299898-A // Telephone system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2299897.pdf | 1.55 MB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299897-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.55 MB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299897-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2299854.pdf | 905 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299854-A // Telephone coin collector // Smith Albert K. ; Smythe Edwin H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 905 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299854-A // Telephone coin collector // Smith Albert K. ; Smythe Edwin H. // Bell Telephone Labor Inc | ||||
| PDF File 2299822.pdf | 1.15 MB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299822-A // Signaling system // Jr. Arthur W. Horton, ; Murphy Orlando J. ; Vaughan Henry E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.15 MB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299822-A // Signaling system // Jr. Arthur W. Horton, ; Murphy Orlando J. ; Vaughan Henry E. // Bell Telephone Labor Inc | ||||
| PDF File 2299821.pdf | 737 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299821-A // Signaling system // Jr. Arthur W. Horton, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 737 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299821-A // Signaling system // Jr. Arthur W. Horton, // Bell Telephone Labor Inc | ||||
| PDF File 2299815.pdf | 455 kB | Shaun Ewing | Oct 27, 1942 00:00 |
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US-2299815-A // Gas detector // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 455 kB | Shaun Ewing | Oct 27, 1942 00:00 | US-2299815-A // Gas detector // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 2299664.pdf | 735 kB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299664-A // Telephone coin collector // Towne Charles C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 735 kB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299664-A // Telephone coin collector // Towne Charles C. // Bell Telephone Labor Inc | ||||
| PDF File 2299487.pdf | 822 kB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299487-A // Electric wave transmission system // Moore Hilbert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 822 kB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299487-A // Electric wave transmission system // Moore Hilbert R. // Bell Telephone Labor Inc | ||||
| PDF File 2299479.pdf | 1.57 MB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299479-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.57 MB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299479-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2299279.pdf | 279 kB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299279-A // Signaling system // Pullis George A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 279 kB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299279-A // Signaling system // Pullis George A. // Bell Telephone Labor Inc | ||||
| PDF File 2299264.pdf | 725 kB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299264-A // Telegraph signal repeater // Wilkerson Jefferson R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 725 kB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299264-A // Telegraph signal repeater // Wilkerson Jefferson R. // Bell Telephone Labor Inc | ||||
| PDF File 2299260.pdf | 740 kB | Shaun Ewing | Oct 20, 1942 00:00 |
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US-2299260-A // Energy translation utilizing pyroelectricity // Sivian Leon J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 740 kB | Shaun Ewing | Oct 20, 1942 00:00 | US-2299260-A // Energy translation utilizing pyroelectricity // Sivian Leon J. // Bell Telephone Labor Inc | ||||
| PDF File 2298926.pdf | 400 kB | Shaun Ewing | Oct 13, 1942 00:00 |
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US-2298926-A // Electrical wave amplification // Burrows Charles R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 400 kB | Shaun Ewing | Oct 13, 1942 00:00 | US-2298926-A // Electrical wave amplification // Burrows Charles R. // Bell Telephone Labor Inc | ||||
| PDF File 2298699.pdf | 627 kB | Shaun Ewing | Oct 13, 1942 00:00 |
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US-2298699-A // Translation device // Hubbard Francis A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 627 kB | Shaun Ewing | Oct 13, 1942 00:00 | US-2298699-A // Translation device // Hubbard Francis A. // Bell Telephone Labor Inc |
