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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1776311.pdf | 557 kB | Shaun Ewing | Sept 23, 1930 00:00 |
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US-1776311-A // Repeater system // Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 557 kB | Shaun Ewing | Sept 23, 1930 00:00 | US-1776311-A // Repeater system // Crisson George // American Telephone & Telegraph | ||||
| PDF File 1776310.pdf | 914 kB | Shaun Ewing | Sept 23, 1930 00:00 |
|
US-1776310-A // Two-way negative-impedance repeater // Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 914 kB | Shaun Ewing | Sept 23, 1930 00:00 | US-1776310-A // Two-way negative-impedance repeater // Crisson George // American Telephone & Telegraph | ||||
| PDF File 1776301.pdf | 193 kB | Shaun Ewing | Sept 23, 1930 00:00 |
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US-1776301-A // Coin-controlled apparatus // Thompson George K. // American Telephone & Telegraph | |||
| Version 1 (current) | 193 kB | Shaun Ewing | Sept 23, 1930 00:00 | US-1776301-A // Coin-controlled apparatus // Thompson George K. // American Telephone & Telegraph | ||||
| PDF File 1775775.pdf | 391 kB | Shaun Ewing | Sept 16, 1930 00:00 |
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US-1775775-A // Method of and means for wave retardation // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 391 kB | Shaun Ewing | Sept 16, 1930 00:00 | US-1775775-A // Method of and means for wave retardation // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1775752.pdf | 230 kB | Shaun Ewing | Sept 16, 1930 00:00 |
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US-1775752-A // Oscillation generator // Edwards William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 230 kB | Shaun Ewing | Sept 16, 1930 00:00 | US-1775752-A // Oscillation generator // Edwards William H. // American Telephone & Telegraph | ||||
| PDF File 1775742.pdf | 285 kB | Shaun Ewing | Sept 16, 1930 00:00 |
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US-1775742-A // Sheet-mounting device // Thomson William Harold // American Telephone & Telegraph | |||
| Version 1 (current) | 285 kB | Shaun Ewing | Sept 16, 1930 00:00 | US-1775742-A // Sheet-mounting device // Thomson William Harold // American Telephone & Telegraph | ||||
| PDF File 1773798.pdf | 1.16 MB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773798-A // Carrier-current telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.16 MB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773798-A // Carrier-current telegraph system // Thorp Vaughn P. // American Telephone & Telegraph | ||||
| PDF File 1773789.pdf | 374 kB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773789-A // Carrier-current telegraph system // Rea Wilton T. // American Telephone & Telegraph | |||
| Version 1 (current) | 374 kB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773789-A // Carrier-current telegraph system // Rea Wilton T. // American Telephone & Telegraph | ||||
| PDF File 1773785.pdf | 411 kB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773785-A // Electrooptical system // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 411 kB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773785-A // Electrooptical system // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1773776.pdf | 252 kB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773776-A // Telephone conference arrangement // Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 252 kB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773776-A // Telephone conference arrangement // Crisson George // American Telephone & Telegraph | ||||
| PDF File 1773772.pdf | 396 kB | Shaun Ewing | Aug 26, 1930 00:00 |
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US-1773772-A // Harmonic suppressor // Berthold Oscar H. // American Telephone & Telegraph | |||
| Version 1 (current) | 396 kB | Shaun Ewing | Aug 26, 1930 00:00 | US-1773772-A // Harmonic suppressor // Berthold Oscar H. // American Telephone & Telegraph | ||||
| PDF File 1773126.pdf | 637 kB | Shaun Ewing | Aug 19, 1930 00:00 |
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US-1773126-A // Transmission system // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 637 kB | Shaun Ewing | Aug 19, 1930 00:00 | US-1773126-A // Transmission system // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1773119.pdf | 724 kB | Shaun Ewing | Aug 19, 1930 00:00 |
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US-1773119-A // Electrooptical transmission system // Reynolds Frederick W. // American Telephone & Telegraph | |||
| Version 1 (current) | 724 kB | Shaun Ewing | Aug 19, 1930 00:00 | US-1773119-A // Electrooptical transmission system // Reynolds Frederick W. // American Telephone & Telegraph | ||||
| PDF File 1773116.pdf | 620 kB | Shaun Ewing | Aug 19, 1930 00:00 |
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US-1773116-A // Single-side-band system // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 620 kB | Shaun Ewing | Aug 19, 1930 00:00 | US-1773116-A // Single-side-band system // Potter Ralph K. // American Telephone & Telegraph | ||||
| PDF File 1773097.pdf | 973 kB | Shaun Ewing | Aug 19, 1930 00:00 |
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US-1773097-A // Staggered-wave antenna system // Dean Samuel W. // American Telephone & Telegraph | |||
| Version 1 (current) | 973 kB | Shaun Ewing | Aug 19, 1930 00:00 | US-1773097-A // Staggered-wave antenna system // Dean Samuel W. // American Telephone & Telegraph | ||||
| PDF File 1773092.pdf | 326 kB | Shaun Ewing | Aug 19, 1930 00:00 |
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US-1773092-A // Carrier telegraph circuits // Clapp Robert H. // American Telephone & Telegraph | |||
| Version 1 (current) | 326 kB | Shaun Ewing | Aug 19, 1930 00:00 | US-1773092-A // Carrier telegraph circuits // Clapp Robert H. // American Telephone & Telegraph | ||||
| PDF File 1772552.pdf | 280 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772552-A // Echo suppressor // Mitchell Doren ; Herman Joseph // American Telephone & Telegraph | |||
| Version 1 (current) | 280 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772552-A // Echo suppressor // Mitchell Doren ; Herman Joseph // American Telephone & Telegraph | ||||
| PDF File 1772551.pdf | 259 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772551-A // Echo suppressor // Mitchell Doren ; Silent Harold C. // American Telephone & Telegraph | |||
| Version 1 (current) | 259 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772551-A // Echo suppressor // Mitchell Doren ; Silent Harold C. // American Telephone & Telegraph | ||||
| PDF File 1772550.pdf | 449 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772550-A // Echo suppressor // Mitchell Doren ; Silent Harold C. // American Telephone & Telegraph | |||
| Version 1 (current) | 449 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772550-A // Echo suppressor // Mitchell Doren ; Silent Harold C. // American Telephone & Telegraph | ||||
| PDF File 1772519.pdf | 646 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772519-A // Electrooptical transmission // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 646 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772519-A // Electrooptical transmission // Potter Ralph K. // American Telephone & Telegraph |
