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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1729649.pdf | 405 kB | Shaun Ewing | Oct 01, 1929 00:00 |
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US-1729649-A // Program transmission over wires // Toomey John F. ; Phelps Henry E. // American Telephone & Telegraph | |||
| Version 1 (current) | 405 kB | Shaun Ewing | Oct 01, 1929 00:00 | US-1729649-A // Program transmission over wires // Toomey John F. ; Phelps Henry E. // American Telephone & Telegraph | ||||
| PDF File 1410003.pdf | 404 kB | Shaun Ewing | Mar 21, 1922 00:00 |
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US-1410003-A // Repeater apparatus // Demarest Charles S. ; Loynes Owen H. // American Telephone & Telegraph | |||
| Version 1 (current) | 404 kB | Shaun Ewing | Mar 21, 1922 00:00 | US-1410003-A // Repeater apparatus // Demarest Charles S. ; Loynes Owen H. // American Telephone & Telegraph | ||||
| PDF File 1564201.pdf | 404 kB | Shaun Ewing | Dec 08, 1925 00:00 |
|
US-1564201-A // Loading system // Carson John R. ; Clark Alva B. ; Mills John // American Telephone & Telegraph | |||
| Version 1 (current) | 404 kB | Shaun Ewing | Dec 08, 1925 00:00 | US-1564201-A // Loading system // Carson John R. ; Clark Alva B. ; Mills John // American Telephone & Telegraph | ||||
| PDF File 1733165.pdf | 403 kB | Shaun Ewing | Oct 29, 1929 00:00 |
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US-1733165-A // Synchronizing arrangement for moving-picture projectors // Perry Donald B. // American Telephone & Telegraph | |||
| Version 1 (current) | 403 kB | Shaun Ewing | Oct 29, 1929 00:00 | US-1733165-A // Synchronizing arrangement for moving-picture projectors // Perry Donald B. // American Telephone & Telegraph | ||||
| PDF File 1780966.pdf | 403 kB | Shaun Ewing | Nov 11, 1930 00:00 |
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US-1780966-A // Electrical transmission system // Blye Paul W. // American Telephone & Telegraph | |||
| Version 1 (current) | 403 kB | Shaun Ewing | Nov 11, 1930 00:00 | US-1780966-A // Electrical transmission system // Blye Paul W. // American Telephone & Telegraph | ||||
| PDF File 1748171.pdf | 402 kB | Shaun Ewing | Feb 25, 1930 00:00 |
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US-1748171-A // Measurement of echoes // Clark Alva B. // American Telephone & Telegraph | |||
| Version 1 (current) | 402 kB | Shaun Ewing | Feb 25, 1930 00:00 | US-1748171-A // Measurement of echoes // Clark Alva B. // American Telephone & Telegraph | ||||
| PDF File 1737671.pdf | 401 kB | Shaun Ewing | Dec 03, 1929 00:00 |
|
US-1737671-A // Multichannel radio printing-telegraph system // Ohl Russell S. // American Telephone & Telegraph | |||
| Version 1 (current) | 401 kB | Shaun Ewing | Dec 03, 1929 00:00 | US-1737671-A // Multichannel radio printing-telegraph system // Ohl Russell S. // American Telephone & Telegraph | ||||
| PDF File 1470632.pdf | 401 kB | Shaun Ewing | Oct 16, 1923 00:00 |
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US-1470632-A // Equalizing transmission // Martin William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 401 kB | Shaun Ewing | Oct 16, 1923 00:00 | US-1470632-A // Equalizing transmission // Martin William H. // American Telephone & Telegraph | ||||
| PDF File 1695328.pdf | 400 kB | Shaun Ewing | Dec 18, 1928 00:00 |
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US-1695328-A // Adjustable reference book // Gordon Walter A. ; Murphy James J. ; Perrone Pascal // American Telephone & Telegraph | |||
| Version 1 (current) | 400 kB | Shaun Ewing | Dec 18, 1928 00:00 | US-1695328-A // Adjustable reference book // Gordon Walter A. ; Murphy James J. ; Perrone Pascal // American Telephone & Telegraph | ||||
| PDF File 1485773.pdf | 400 kB | Shaun Ewing | Mar 04, 1924 00:00 |
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US-1485773-A // Radio calling or signaling // Espenschied Lloyd // American Telephone & Telegraph | |||
| Version 1 (current) | 400 kB | Shaun Ewing | Mar 04, 1924 00:00 | US-1485773-A // Radio calling or signaling // Espenschied Lloyd // American Telephone & Telegraph | ||||
| PDF File 1739494.pdf | 399 kB | Shaun Ewing | Dec 17, 1929 00:00 |
|
US-1739494-A // Piezo-electric interference eliminator // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 399 kB | Shaun Ewing | Dec 17, 1929 00:00 | US-1739494-A // Piezo-electric interference eliminator // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1513441.pdf | 399 kB | Shaun Ewing | Oct 28, 1924 00:00 |
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US-1513441-A // Half-duplex morse carrier system // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 399 kB | Shaun Ewing | Oct 28, 1924 00:00 | US-1513441-A // Half-duplex morse carrier system // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1759938.pdf | 399 kB | Shaun Ewing | May 27, 1930 00:00 |
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US-1759938-A // Coordination of direction-finder observations // Dean Samuel W. // American Telephone & Telegraph | |||
| Version 1 (current) | 399 kB | Shaun Ewing | May 27, 1930 00:00 | US-1759938-A // Coordination of direction-finder observations // Dean Samuel W. // American Telephone & Telegraph | ||||
| PDF File 1730402.pdf | 399 kB | Shaun Ewing | Oct 08, 1929 00:00 |
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US-1730402-A // Testing apparatus for electrical circuits // Abbott Henry H. ; Kuhn George W. // American Telephone & Telegraph | |||
| Version 1 (current) | 399 kB | Shaun Ewing | Oct 08, 1929 00:00 | US-1730402-A // Testing apparatus for electrical circuits // Abbott Henry H. ; Kuhn George W. // American Telephone & Telegraph | ||||
| PDF File 1476678.pdf | 398 kB | Shaun Ewing | Dec 11, 1923 00:00 |
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US-1476678-A // Demodulating apparatus // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Dec 11, 1923 00:00 | US-1476678-A // Demodulating apparatus // Affel Herman A. // American Telephone & Telegraph | ||||
| PDF File 1463796.pdf | 398 kB | Shaun Ewing | Aug 07, 1923 00:00 |
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US-1463796-A // Translating circuits // Carson John R. // American Telephone And Telepgr | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Aug 07, 1923 00:00 | US-1463796-A // Translating circuits // Carson John R. // American Telephone And Telepgr | ||||
| PDF File 1736816.pdf | 398 kB | Shaun Ewing | Nov 26, 1929 00:00 |
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US-1736816-A // Alternating-current relay // Almquist Milton L. // American Telephone & Telegraph | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Nov 26, 1929 00:00 | US-1736816-A // Alternating-current relay // Almquist Milton L. // American Telephone & Telegraph | ||||
| PDF File 1749015.pdf | 398 kB | Shaun Ewing | Mar 04, 1930 00:00 |
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US-1749015-A // Meter // Bisbee Frederick C. // American Telephone & Telegraph | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Mar 04, 1930 00:00 | US-1749015-A // Meter // Bisbee Frederick C. // American Telephone & Telegraph | ||||
| PDF File 1372838.pdf | 398 kB | Shaun Ewing | Mar 29, 1921 00:00 |
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US-1372838-A // Pole-derrick // Smith Temple C. // American Telephone & Telegraph | |||
| Version 1 (current) | 398 kB | Shaun Ewing | Mar 29, 1921 00:00 | US-1372838-A // Pole-derrick // Smith Temple C. // American Telephone & Telegraph | ||||
| PDF File 1662126.pdf | 397 kB | Shaun Ewing | Mar 13, 1928 00:00 |
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US-1662126-A // Duplex radio signaling set // Potter Ralph K. // American Telephone & Telegraph | |||
| Version 1 (current) | 397 kB | Shaun Ewing | Mar 13, 1928 00:00 | US-1662126-A // Duplex radio signaling set // Potter Ralph K. // American Telephone & Telegraph |
