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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1578299.pdf | 2.35 MB | Shaun Ewing | Mar 30, 1926 00:00 |
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US-1578299-A // Printing-telegraph system // Vernam Gilbert S. // American Telephone & Telegraph | |||
| Version 1 (current) | 2.35 MB | Shaun Ewing | Mar 30, 1926 00:00 | US-1578299-A // Printing-telegraph system // Vernam Gilbert S. // American Telephone & Telegraph | ||||
| PDF File 1578269.pdf | 361 kB | Shaun Ewing | Mar 30, 1926 00:00 |
|
US-1578269-A // Signaling arrangement for four-wire circuits // Demarest Charles S. // American Telephone & Telegraph | |||
| Version 1 (current) | 361 kB | Shaun Ewing | Mar 30, 1926 00:00 | US-1578269-A // Signaling arrangement for four-wire circuits // Demarest Charles S. // American Telephone & Telegraph | ||||
| PDF File 1577720.pdf | 204 kB | Shaun Ewing | Mar 23, 1926 00:00 |
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US-1577720-A // Acoustic shock absorber for telephone lines // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 204 kB | Shaun Ewing | Mar 23, 1926 00:00 | US-1577720-A // Acoustic shock absorber for telephone lines // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 1577719.pdf | 490 kB | Shaun Ewing | Mar 23, 1926 00:00 |
|
US-1577719-A // Electrical protective device // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 490 kB | Shaun Ewing | Mar 23, 1926 00:00 | US-1577719-A // Electrical protective device // Holden William H. T. // American Telephone & Telegraph | ||||
| PDF File 1577515.pdf | 1.36 MB | Shaun Ewing | Mar 23, 1926 00:00 |
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US-1577515-A // Selective signaling circuits for carrier systems // Bonell Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.36 MB | Shaun Ewing | Mar 23, 1926 00:00 | US-1577515-A // Selective signaling circuits for carrier systems // Bonell Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1577514.pdf | 772 kB | Shaun Ewing | Mar 23, 1926 00:00 |
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US-1577514-A // Selector circuits // Bonell Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 772 kB | Shaun Ewing | Mar 23, 1926 00:00 | US-1577514-A // Selector circuits // Bonell Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1577513.pdf | 1.38 MB | Shaun Ewing | Mar 23, 1926 00:00 |
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US-1577513-A // Telephone-exchange system // Blauvelt William G. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.38 MB | Shaun Ewing | Mar 23, 1926 00:00 | US-1577513-A // Telephone-exchange system // Blauvelt William G. // American Telephone & Telegraph | ||||
| PDF File 1576658.pdf | 1.79 MB | Shaun Ewing | Mar 16, 1926 00:00 |
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US-1576658-A // Telephone-exchange system // Jacobsen Emil // American Telephone & Telegraph | |||
| Version 1 (current) | 1.79 MB | Shaun Ewing | Mar 16, 1926 00:00 | US-1576658-A // Telephone-exchange system // Jacobsen Emil // American Telephone & Telegraph | ||||
| PDF File 1576657.pdf | 1.67 MB | Shaun Ewing | Mar 16, 1926 00:00 |
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US-1576657-A // Telephone-exchange system // Jacobsen Emil // American Telephone & Telegraph | |||
| Version 1 (current) | 1.67 MB | Shaun Ewing | Mar 16, 1926 00:00 | US-1576657-A // Telephone-exchange system // Jacobsen Emil // American Telephone & Telegraph | ||||
| PDF File 1576579.pdf | 860 kB | Shaun Ewing | Mar 16, 1926 00:00 |
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US-1576579-A // Ground-potential-neutralizing system // Cory Samuel I. // American Telephone & Telegraph | |||
| Version 1 (current) | 860 kB | Shaun Ewing | Mar 16, 1926 00:00 | US-1576579-A // Ground-potential-neutralizing system // Cory Samuel I. // American Telephone & Telegraph | ||||
| PDF File 1576566.pdf | 436 kB | Shaun Ewing | Mar 16, 1926 00:00 |
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US-1576566-A // Duplex balancing arrangement // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 436 kB | Shaun Ewing | Mar 16, 1926 00:00 | US-1576566-A // Duplex balancing arrangement // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1576561.pdf | 303 kB | Shaun Ewing | Mar 16, 1926 00:00 |
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US-1576561-A // Arrangement for exercising remote control over repeaters // Toomey John F. // American Telephone & Telegraph | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Mar 16, 1926 00:00 | US-1576561-A // Arrangement for exercising remote control over repeaters // Toomey John F. // American Telephone & Telegraph | ||||
| PDF File 1575672.pdf | 315 kB | Shaun Ewing | Mar 09, 1926 00:00 |
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US-1575672-A // Wire carrier program-distribution system // Blackwell Otto B. // American Telephone & Telegraph | |||
| Version 1 (current) | 315 kB | Shaun Ewing | Mar 09, 1926 00:00 | US-1575672-A // Wire carrier program-distribution system // Blackwell Otto B. // American Telephone & Telegraph | ||||
| PDF File 1575659.pdf | 459 kB | Shaun Ewing | Mar 09, 1926 00:00 |
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US-1575659-A // Filter arrangement for wire program-distribution circuits // Strieby Maurice E. // American Telephone & Telegraph | |||
| Version 1 (current) | 459 kB | Shaun Ewing | Mar 09, 1926 00:00 | US-1575659-A // Filter arrangement for wire program-distribution circuits // Strieby Maurice E. // American Telephone & Telegraph | ||||
| PDF File 1575658.pdf | 367 kB | Shaun Ewing | Mar 09, 1926 00:00 |
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US-1575658-A // Volume control for program-distribution systems // Strieby Maurice E. // American Telephone & Telegraph | |||
| Version 1 (current) | 367 kB | Shaun Ewing | Mar 09, 1926 00:00 | US-1575658-A // Volume control for program-distribution systems // Strieby Maurice E. // American Telephone & Telegraph | ||||
| PDF File 1575650.pdf | 246 kB | Shaun Ewing | Mar 09, 1926 00:00 |
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US-1575650-A // Telegraph key // Shanck Roy B. // American Telephone & Telegraph | |||
| Version 1 (current) | 246 kB | Shaun Ewing | Mar 09, 1926 00:00 | US-1575650-A // Telegraph key // Shanck Roy B. // American Telephone & Telegraph | ||||
| PDF File 1575628.pdf | 524 kB | Shaun Ewing | Mar 09, 1926 00:00 |
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US-1575628-A // Telegraph signaling system // Herman Joseph // American Telephone & Telegraph | |||
| Version 1 (current) | 524 kB | Shaun Ewing | Mar 09, 1926 00:00 | US-1575628-A // Telegraph signaling system // Herman Joseph // American Telephone & Telegraph | ||||
| PDF File 1574808.pdf | 1.46 MB | Shaun Ewing | Mar 02, 1926 00:00 |
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US-1574808-A // Regulation of transmission // Gannett Danforth K. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.46 MB | Shaun Ewing | Mar 02, 1926 00:00 | US-1574808-A // Regulation of transmission // Gannett Danforth K. // American Telephone & Telegraph | ||||
| PDF File 1574807.pdf | 406 kB | Shaun Ewing | Mar 02, 1926 00:00 |
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US-1574807-A // Means for regulating voltages // Gannett Danforth K. // American Telephone & Telegraph | |||
| Version 1 (current) | 406 kB | Shaun Ewing | Mar 02, 1926 00:00 | US-1574807-A // Means for regulating voltages // Gannett Danforth K. // American Telephone & Telegraph | ||||
| PDF File 1574781.pdf | 692 kB | Shaun Ewing | Mar 02, 1926 00:00 |
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US-1574781-A // Voice-operated repeater system // Barton Henry A. // American Telephone & Telegraph | |||
| Version 1 (current) | 692 kB | Shaun Ewing | Mar 02, 1926 00:00 | US-1574781-A // Voice-operated repeater system // Barton Henry A. // American Telephone & Telegraph |
