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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1769969.pdf | 1.26 MB | Shaun Ewing | Jul 08, 1930 00:00 |
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US-1769969-A // Neutralizing transformer arrangement // Shaw Thomas // American Telephone & Telegraph | |||
| Version 1 (current) | 1.26 MB | Shaun Ewing | Jul 08, 1930 00:00 | US-1769969-A // Neutralizing transformer arrangement // Shaw Thomas // American Telephone & Telegraph | ||||
| PDF File 1770422.pdf | 944 kB | Shaun Ewing | Jul 15, 1930 00:00 |
|
US-1770422-A // Phase-compensating network // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 944 kB | Shaun Ewing | Jul 15, 1930 00:00 | US-1770422-A // Phase-compensating network // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1771445.pdf | 1.19 MB | Shaun Ewing | Jul 29, 1930 00:00 |
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US-1771445-A // Regenerative telegraph repeater // Parker Ralzemond D. ; Vernam Gilbert S. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.19 MB | Shaun Ewing | Jul 29, 1930 00:00 | US-1771445-A // Regenerative telegraph repeater // Parker Ralzemond D. ; Vernam Gilbert S. // American Telephone & Telegraph | ||||
| PDF File 1771446.pdf | 747 kB | Shaun Ewing | Jul 29, 1930 00:00 |
|
US-1771446-A // Regenerative telegraph repeater // Parker Ralzemond D. ; Vernam Gilbert S. // American Telephone & Telegraph | |||
| Version 1 (current) | 747 kB | Shaun Ewing | Jul 29, 1930 00:00 | US-1771446-A // Regenerative telegraph repeater // Parker Ralzemond D. ; Vernam Gilbert S. // American Telephone & Telegraph | ||||
| PDF File 1771453.pdf | 1.16 MB | Shaun Ewing | Jul 29, 1930 00:00 |
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US-1771453-A // Regenerative telegraph repeater // Vernam Gilbert S. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.16 MB | Shaun Ewing | Jul 29, 1930 00:00 | US-1771453-A // Regenerative telegraph repeater // Vernam Gilbert S. // American Telephone & Telegraph | ||||
| PDF File 1772165.pdf | 1.27 MB | Shaun Ewing | Aug 05, 1930 00:00 |
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US-1772165-A // Multiplex broadcast system // Taylor Edmund R. ; Hanson Oscar B. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.27 MB | Shaun Ewing | Aug 05, 1930 00:00 | US-1772165-A // Multiplex broadcast system // Taylor Edmund R. ; Hanson Oscar B. // American Telephone & Telegraph | ||||
| PDF File 1772166.pdf | 1.66 MB | Shaun Ewing | Aug 05, 1930 00:00 |
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US-1772166-A // Multiplex broadcast system // Taylor Edmund R. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.66 MB | Shaun Ewing | Aug 05, 1930 00:00 | US-1772166-A // Multiplex broadcast system // Taylor Edmund R. // American Telephone & Telegraph | ||||
| PDF File 1772167.pdf | 661 kB | Shaun Ewing | Aug 05, 1930 00:00 |
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US-1772167-A // Signaling system // Taylor Edmund R. // American Telephone & Telegraph | |||
| Version 1 (current) | 661 kB | Shaun Ewing | Aug 05, 1930 00:00 | US-1772167-A // Signaling system // Taylor Edmund R. // American Telephone & Telegraph | ||||
| PDF File 1772168.pdf | 1.45 MB | Shaun Ewing | Aug 05, 1930 00:00 |
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US-1772168-A // Multiplex broadcasting system // Taylor Edmund R. ; Hanson Oscar B. // American Telephone & Telegraph | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Aug 05, 1930 00:00 | US-1772168-A // Multiplex broadcasting system // Taylor Edmund R. ; Hanson Oscar B. // American Telephone & Telegraph | ||||
| PDF File 1772506.pdf | 384 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772506-A // Wave filter // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 384 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772506-A // Wave filter // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1772508.pdf | 479 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772508-A // Voltage-limiting device // Bascom Henry M. // American Telephone & Telegraph | |||
| Version 1 (current) | 479 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772508-A // Voltage-limiting device // Bascom Henry M. // American Telephone & Telegraph | ||||
| PDF File 1772517.pdf | 289 kB | Shaun Ewing | Aug 12, 1930 00:00 |
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US-1772517-A // Radioreceiver // Ohl Russell S. // American Telephone & Telegraph | |||
| Version 1 (current) | 289 kB | Shaun Ewing | Aug 12, 1930 00:00 | US-1772517-A // Radioreceiver // Ohl Russell S. // 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 | ||||
| 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 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 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 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 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 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 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 |
