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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1855303.pdf | 1.07 MB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855303-A // Multiple coaxial conductor system // Mccurdy Ralph G. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.07 MB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855303-A // Multiple coaxial conductor system // Mccurdy Ralph G. // American Telephone & Telegraph | ||||
| PDF File 1855288.pdf | 473 kB | Shaun Ewing | Apr 26, 1932 00:00 |
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US-1855288-A // Coaxial construction for power line carrier systems // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 473 kB | Shaun Ewing | Apr 26, 1932 00:00 | US-1855288-A // Coaxial construction for power line carrier systems // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1854267.pdf | 452 kB | Shaun Ewing | Apr 19, 1932 00:00 |
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US-1854267-A // Tuning fork generator // Matte Andrew L. // American Telephone & Telegraph | |||
| Version 1 (current) | 452 kB | Shaun Ewing | Apr 19, 1932 00:00 | US-1854267-A // Tuning fork generator // Matte Andrew L. // American Telephone & Telegraph | ||||
| PDF File 1854255.pdf | 314 kB | Shaun Ewing | Apr 19, 1932 00:00 |
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US-1854255-A // Triple concentric conductor system // Green Estill I. // American Telephone & Telegraph | |||
| Version 1 (current) | 314 kB | Shaun Ewing | Apr 19, 1932 00:00 | US-1854255-A // Triple concentric conductor system // Green Estill I. // American Telephone & Telegraph | ||||
| PDF File 1854247.pdf | 537 kB | Shaun Ewing | Apr 19, 1932 00:00 |
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US-1854247-A // Multiplex phase discrimination transmission system // Brand Smart ; Mertz Pierre // American Telephone & Telegraph | |||
| Version 1 (current) | 537 kB | Shaun Ewing | Apr 19, 1932 00:00 | US-1854247-A // Multiplex phase discrimination transmission system // Brand Smart ; Mertz Pierre // American Telephone & Telegraph | ||||
| PDF File 1853117.pdf | 486 kB | Shaun Ewing | Apr 12, 1932 00:00 |
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US-1853117-A // Receiver for radio broadcast and wire distributing systems // Espenschied Lloyd ; Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Apr 12, 1932 00:00 | US-1853117-A // Receiver for radio broadcast and wire distributing systems // Espenschied Lloyd ; Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1853077.pdf | 725 kB | Shaun Ewing | Apr 12, 1932 00:00 |
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US-1853077-A // Timing circuit for telephone calls // Peterson George H. // American Telephone & Telegraph | |||
| Version 1 (current) | 725 kB | Shaun Ewing | Apr 12, 1932 00:00 | US-1853077-A // Timing circuit for telephone calls // Peterson George H. // American Telephone & Telegraph | ||||
| PDF File 1853070.pdf | 592 kB | Shaun Ewing | Apr 12, 1932 00:00 |
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US-1853070-A // Equalization of power level in alpha signal transmitting system // Mitchell Doren // American Telephone & Telegraph | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Apr 12, 1932 00:00 | US-1853070-A // Equalization of power level in alpha signal transmitting system // Mitchell Doren // American Telephone & Telegraph | ||||
| PDF File 1852051.pdf | 459 kB | Shaun Ewing | Apr 05, 1932 00:00 |
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US-1852051-A // Telegraph repeater system // Hamilton Baxter P. ; Rea Wilton T. // American Telephone & Telegraph | |||
| Version 1 (current) | 459 kB | Shaun Ewing | Apr 05, 1932 00:00 | US-1852051-A // Telegraph repeater system // Hamilton Baxter P. ; Rea Wilton T. // American Telephone & Telegraph | ||||
| PDF File 1852050.pdf | 486 kB | Shaun Ewing | Apr 05, 1932 00:00 |
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US-1852050-A // Telegraph system // Hamilton Baxter P. // American Telephone & Telegraph | |||
| Version 1 (current) | 486 kB | Shaun Ewing | Apr 05, 1932 00:00 | US-1852050-A // Telegraph system // Hamilton Baxter P. // American Telephone & Telegraph | ||||
| PDF File 1852045.pdf | 337 kB | Shaun Ewing | Apr 05, 1932 00:00 |
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US-1852045-A // Signaling arrangement for telephone lines // Edwards William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 337 kB | Shaun Ewing | Apr 05, 1932 00:00 | US-1852045-A // Signaling arrangement for telephone lines // Edwards William H. // American Telephone & Telegraph | ||||
| PDF File 1851092.pdf | 685 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851092-A // Transmission delay circuits // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 685 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851092-A // Transmission delay circuits // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1851091.pdf | 909 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851091-A // Signaling system including adjustable wave filter // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 909 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851091-A // Signaling system including adjustable wave filter // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1851090.pdf | 556 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851090-A // Transmission delay circuits // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 556 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851090-A // Transmission delay circuits // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1851072.pdf | 1001 kB | Shaun Ewing | Mar 29, 1932 00:00 |
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US-1851072-A // Apparatus and method for electrical transmission of pictures // Vernam Gilbert S. ; Watson Edward F. ; Perry Donald B. // American Telephone & Telegraph | |||
| Version 1 (current) | 1001 kB | Shaun Ewing | Mar 29, 1932 00:00 | US-1851072-A // Apparatus and method for electrical transmission of pictures // Vernam Gilbert S. ; Watson Edward F. ; Perry Donald B. // American Telephone & Telegraph | ||||
| PDF File 1850146.pdf | 2.14 MB | Shaun Ewing | Mar 22, 1932 00:00 |
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US-1850146-A // Electrical wave filter // Zobel Otto J. // American Telephone & Telegraph | |||
| Version 1 (current) | 2.14 MB | Shaun Ewing | Mar 22, 1932 00:00 | US-1850146-A // Electrical wave filter // Zobel Otto J. // American Telephone & Telegraph | ||||
| PDF File 1850145.pdf | 895 kB | Shaun Ewing | Mar 22, 1932 00:00 |
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US-1850145-A // Carrier telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | |||
| Version 1 (current) | 895 kB | Shaun Ewing | Mar 22, 1932 00:00 | US-1850145-A // Carrier telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | ||||
| PDF File 1850130.pdf | 354 kB | Shaun Ewing | Mar 22, 1932 00:00 |
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US-1850130-A // Talking moving picture system // Gannett Danforth K. // American Telephone & Telegraph | |||
| Version 1 (current) | 354 kB | Shaun Ewing | Mar 22, 1932 00:00 | US-1850130-A // Talking moving picture system // Gannett Danforth K. // American Telephone & Telegraph | ||||
| PDF File 1849193.pdf | 403 kB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849193-A // Submarine cable // Mccurdy Ralph G. // American Telephone & Telegraph | |||
| Version 1 (current) | 403 kB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849193-A // Submarine cable // Mccurdy Ralph G. // American Telephone & Telegraph | ||||
| PDF File 1849189.pdf | 532 kB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849189-A // Gain control apparatus // Holden William H. T. // American Telephone & Telegraph | |||
| Version 1 (current) | 532 kB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849189-A // Gain control apparatus // Holden William H. T. // American Telephone & Telegraph |
