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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2271200.pdf | 586 kB | Shaun Ewing | Jan 27, 1942 00:00 |
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US-2271200-A // Wave filter // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 586 kB | Shaun Ewing | Jan 27, 1942 00:00 | US-2271200-A // Wave filter // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2271291.pdf | 2.51 MB | Shaun Ewing | Jan 27, 1942 00:00 |
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US-2271291-A // Wave translating system // Edson James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.51 MB | Shaun Ewing | Jan 27, 1942 00:00 | US-2271291-A // Wave translating system // Edson James O. // Bell Telephone Labor Inc | ||||
| PDF File 2271320.pdf | 1.11 MB | Shaun Ewing | Jan 27, 1942 00:00 |
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US-2271320-A // Coin collector // Vieth Leonard // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.11 MB | Shaun Ewing | Jan 27, 1942 00:00 | US-2271320-A // Coin collector // Vieth Leonard // Bell Telephone Labor Inc | ||||
| PDF File 2271625.pdf | 1.10 MB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271625-A // Synchronizing system // Cole Ira E. ; Melhose Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271625-A // Synchronizing system // Cole Ira E. ; Melhose Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 2271681.pdf | 1.24 MB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271681-A // Telephone system // Jr. John Davidson, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.24 MB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271681-A // Telephone system // Jr. John Davidson, // Bell Telephone Labor Inc | ||||
| PDF File 2271685.pdf | 485 kB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271685-A // Gaseous glow discharge device // Ekstrand Sture O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 485 kB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271685-A // Gaseous glow discharge device // Ekstrand Sture O. // Bell Telephone Labor Inc | ||||
| PDF File 2271718.pdf | 513 kB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271718-A // Telephone coin collector // Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 513 kB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271718-A // Telephone coin collector // Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2271870.pdf | 840 kB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271870-A // Wave transmission network // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 840 kB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271870-A // Wave transmission network // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2271878.pdf | 1.82 MB | Shaun Ewing | Feb 03, 1942 00:00 |
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US-2271878-A // Telephone system // Wadsworth Paul W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.82 MB | Shaun Ewing | Feb 03, 1942 00:00 | US-2271878-A // Telephone system // Wadsworth Paul W. // Bell Telephone Labor Inc | ||||
| PDF File 2272181.pdf | 156 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272181-A // Method for forming cast articles from alloys of lead with calcium and metals of similar properties // Bouton George M. ; Schumacher Earle E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 156 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272181-A // Method for forming cast articles from alloys of lead with calcium and metals of similar properties // Bouton George M. ; Schumacher Earle E. // Bell Telephone Labor Inc | ||||
| PDF File 2272246.pdf | 1.09 MB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272246-A // Electrical frequency changer // Manley Jack M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272246-A // Electrical frequency changer // Manley Jack M. // Bell Telephone Labor Inc | ||||
| PDF File 2272253.pdf | 933 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272253-A // Cable lashing machine // John Everett St. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 933 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272253-A // Cable lashing machine // John Everett St. // Bell Telephone Labor Inc | ||||
| PDF File 2272389.pdf | 380 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272389-A // Unattended mechanical repeater // Affel Herman A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 380 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272389-A // Unattended mechanical repeater // Affel Herman A. // Bell Telephone Labor Inc | ||||
| PDF File 2272401.pdf | 921 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272401-A // Frequency modulation receiver // Chaffee Joseph G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 921 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272401-A // Frequency modulation receiver // Chaffee Joseph G. // Bell Telephone Labor Inc | ||||
| PDF File 2272432.pdf | 263 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272432-A // Electrical connector // Rogie James M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 263 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272432-A // Electrical connector // Rogie James M. // Bell Telephone Labor Inc | ||||
| PDF File 2272452.pdf | 492 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272452-A // Transformer // Whittle Horace // Bell Telephone Labor Inc | |||
| Version 1 (current) | 492 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272452-A // Transformer // Whittle Horace // Bell Telephone Labor Inc | ||||
| PDF File 2272590.pdf | 466 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272590-A // Pulse regenerator // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 466 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272590-A // Pulse regenerator // Jr. Karl D. Swartzel, // Bell Telephone Labor Inc | ||||
| PDF File 2272605.pdf | 1.49 MB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272605-A // Electric wave source and amplifier // Heising Raymond A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.49 MB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272605-A // Electric wave source and amplifier // Heising Raymond A. // Bell Telephone Labor Inc | ||||
| PDF File 2272613.pdf | 535 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272613-A // Transmission with level equalizing // Phelps Walter A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 535 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272613-A // Transmission with level equalizing // Phelps Walter A. // Bell Telephone Labor Inc | ||||
| PDF File 2272701.pdf | 302 kB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272701-A // Electric wave transmission system // Grismore Oscar D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272701-A // Electric wave transmission system // Grismore Oscar D. // Bell Telephone Labor Inc |
