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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1756097.pdf | 375 kB | Shaun Ewing | Apr 29, 1930 00:00 |
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US-1756097-A // Electrical delay-circuit arrangement // Niles Eliot W. ; Edwards William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 375 kB | Shaun Ewing | Apr 29, 1930 00:00 | US-1756097-A // Electrical delay-circuit arrangement // Niles Eliot W. ; Edwards William H. // American Telephone & Telegraph | ||||
| PDF File 1712528.pdf | 375 kB | Shaun Ewing | May 14, 1929 00:00 |
|
US-1712528-A // Printing-telegraph system // Swezey Burdette S. // American Telephone & Telegraph | |||
| Version 1 (current) | 375 kB | Shaun Ewing | May 14, 1929 00:00 | US-1712528-A // Printing-telegraph system // Swezey Burdette S. // American Telephone & Telegraph | ||||
| PDF File 1681252.pdf | 374 kB | Shaun Ewing | Aug 21, 1928 00:00 |
|
US-1681252-A // Distortion correction for transmission lines // Nyquist Harry // American Telephone & Telegraph | |||
| Version 1 (current) | 374 kB | Shaun Ewing | Aug 21, 1928 00:00 | US-1681252-A // Distortion correction for transmission lines // Nyquist Harry // American Telephone & Telegraph | ||||
| PDF File 1550659.pdf | 374 kB | Shaun Ewing | Aug 25, 1925 00:00 |
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US-1550659-A // Supervisory circuits for multiplex signaling // Affel Herman A. // American Telephone & Telegraph | |||
| Version 1 (current) | 374 kB | Shaun Ewing | Aug 25, 1925 00:00 | US-1550659-A // Supervisory circuits for multiplex signaling // Affel Herman A. // 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 1591961.pdf | 373 kB | Shaun Ewing | Jul 13, 1926 00:00 |
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US-1591961-A // Grid circuit for electron tubes // Clark Alva B. // American Telephone & Telegraph | |||
| Version 1 (current) | 373 kB | Shaun Ewing | Jul 13, 1926 00:00 | US-1591961-A // Grid circuit for electron tubes // Clark Alva B. // American Telephone & Telegraph | ||||
| PDF File 1733172.pdf | 373 kB | Shaun Ewing | Oct 29, 1929 00:00 |
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US-1733172-A // Collapsible support // Stover Herbert F. // American Telephone & Telegraph | |||
| Version 1 (current) | 373 kB | Shaun Ewing | Oct 29, 1929 00:00 | US-1733172-A // Collapsible support // Stover Herbert F. // American Telephone & Telegraph | ||||
| PDF File 1573801.pdf | 372 kB | Shaun Ewing | Feb 23, 1926 00:00 |
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US-1573801-A // Trouble-alarm system for radio receiving sets // Bown Ralph // American Telephone & Telegraph | |||
| Version 1 (current) | 372 kB | Shaun Ewing | Feb 23, 1926 00:00 | US-1573801-A // Trouble-alarm system for radio receiving sets // Bown Ralph // American Telephone & Telegraph | ||||
| PDF File 1446526.pdf | 372 kB | Shaun Ewing | Feb 27, 1923 00:00 |
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US-1446526-A // Ringing regulator // Toomey John F. // American Telephone & Telegraph | |||
| Version 1 (current) | 372 kB | Shaun Ewing | Feb 27, 1923 00:00 | US-1446526-A // Ringing regulator // Toomey John F. // American Telephone & Telegraph | ||||
| PDF File 1641289.pdf | 372 kB | Shaun Ewing | Sept 06, 1927 00:00 |
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US-1641289-A // Radio signaling system // Ohl Russell S. // American Telephone & Telegraph | |||
| Version 1 (current) | 372 kB | Shaun Ewing | Sept 06, 1927 00:00 | US-1641289-A // Radio signaling system // Ohl Russell S. // American Telephone & Telegraph | ||||
| PDF File 1557562.pdf | 371 kB | Shaun Ewing | Oct 20, 1925 00:00 |
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US-1557562-A // Frequency selective device // Crisson George // American Telephone & Telegraph | |||
| Version 1 (current) | 371 kB | Shaun Ewing | Oct 20, 1925 00:00 | US-1557562-A // Frequency selective device // Crisson George // American Telephone & Telegraph | ||||
| PDF File 1672049.pdf | 371 kB | Shaun Ewing | Jun 05, 1928 00:00 |
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US-1672049-A // Alternating-current relay // Almquist Milton L. // American Telephone & Telegraph | |||
| Version 1 (current) | 371 kB | Shaun Ewing | Jun 05, 1928 00:00 | US-1672049-A // Alternating-current relay // Almquist Milton L. // American Telephone & Telegraph | ||||
| PDF File 1619060.pdf | 371 kB | Shaun Ewing | Mar 01, 1927 00:00 |
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US-1619060-A // System of multifrequency circuits // Deardorff Ralph W. // American Telephone & Telegraph | |||
| Version 1 (current) | 371 kB | Shaun Ewing | Mar 01, 1927 00:00 | US-1619060-A // System of multifrequency circuits // Deardorff Ralph W. // American Telephone & Telegraph | ||||
| PDF File 1780244.pdf | 371 kB | Shaun Ewing | Nov 04, 1930 00:00 |
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US-1780244-A // Telephone and telegraph circuit // Ritter Paul E. // American Telephone & Telegraph | |||
| Version 1 (current) | 371 kB | Shaun Ewing | Nov 04, 1930 00:00 | US-1780244-A // Telephone and telegraph circuit // Ritter Paul E. // American Telephone & Telegraph | ||||
| PDF File 1777374.pdf | 370 kB | Shaun Ewing | Oct 07, 1930 00:00 |
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US-1777374-A // Wave antenna // Martin De Loss K. // American Telephone & Telegraph | |||
| Version 1 (current) | 370 kB | Shaun Ewing | Oct 07, 1930 00:00 | US-1777374-A // Wave antenna // Martin De Loss K. // American Telephone & Telegraph | ||||
| PDF File 1699553.pdf | 370 kB | Shaun Ewing | Jan 22, 1929 00:00 |
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US-1699553-A // Picture-transmitting system // Weaver Allan ; Mcmurry Fred R. // American Telephone & Telegraph | |||
| Version 1 (current) | 370 kB | Shaun Ewing | Jan 22, 1929 00:00 | US-1699553-A // Picture-transmitting system // Weaver Allan ; Mcmurry Fred R. // American Telephone & Telegraph | ||||
| PDF File 1565325.pdf | 369 kB | Shaun Ewing | Dec 15, 1925 00:00 |
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US-1565325-A // Means for regulating motors // Herman Joseph // American Telephone & Telegraph | |||
| Version 1 (current) | 369 kB | Shaun Ewing | Dec 15, 1925 00:00 | US-1565325-A // Means for regulating motors // Herman Joseph // American Telephone & Telegraph | ||||
| PDF File 1537126.pdf | 369 kB | Shaun Ewing | May 12, 1925 00:00 |
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US-1537126-A // Loud-speaker circuit // Martin William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 369 kB | Shaun Ewing | May 12, 1925 00:00 | US-1537126-A // Loud-speaker circuit // Martin William H. // American Telephone & Telegraph | ||||
| PDF File 1709926.pdf | 369 kB | Shaun Ewing | Apr 23, 1929 00:00 |
|
US-1709926-A // Apparatus and method for transmitting pictures // Weaver Allan // American Telephone & Telegraph | |||
| Version 1 (current) | 369 kB | Shaun Ewing | Apr 23, 1929 00:00 | US-1709926-A // Apparatus and method for transmitting pictures // Weaver Allan // American Telephone & Telegraph | ||||
| PDF File 1709009.pdf | 368 kB | Shaun Ewing | Apr 16, 1929 00:00 |
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US-1709009-A // Multiple-channel radioreceiver // Espenschied Lloyd ; Martin De Loss K. // American Telephone & Telegraph | |||
| Version 1 (current) | 368 kB | Shaun Ewing | Apr 16, 1929 00:00 | US-1709009-A // Multiple-channel radioreceiver // Espenschied Lloyd ; Martin De Loss K. // American Telephone & Telegraph |
