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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1685801.pdf | 220 kB | Shaun Ewing | Oct 02, 1928 00:00 |
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US-1685801-A // Current-controlling device // Ballard William R. // American Telephone & Telegraph | |||
| Version 1 (current) | 220 kB | Shaun Ewing | Oct 02, 1928 00:00 | US-1685801-A // Current-controlling device // Ballard William R. // American Telephone & Telegraph | ||||
| PDF File 1527318.pdf | 219 kB | Shaun Ewing | Feb 24, 1925 00:00 |
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US-1527318-A // Insulator // Lewis Edwin // American Telephone & Telegraph | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Feb 24, 1925 00:00 | US-1527318-A // Insulator // Lewis Edwin // American Telephone & Telegraph | ||||
| PDF File 1711101.pdf | 219 kB | Shaun Ewing | Apr 30, 1929 00:00 |
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US-1711101-A // Means for indicating frequency changes // Shanck Roy B. // American Telephone & Telegraph | |||
| Version 1 (current) | 219 kB | Shaun Ewing | Apr 30, 1929 00:00 | US-1711101-A // Means for indicating frequency changes // Shanck Roy B. // American Telephone & Telegraph | ||||
| PDF File 1680367.pdf | 218 kB | Shaun Ewing | Aug 14, 1928 00:00 |
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US-1680367-A // Repeater circuits // Demarest Charles S. // American Telephone & Telegraph | |||
| Version 1 (current) | 218 kB | Shaun Ewing | Aug 14, 1928 00:00 | US-1680367-A // Repeater circuits // Demarest Charles S. // American Telephone & Telegraph | ||||
| PDF File 1697042.pdf | 218 kB | Shaun Ewing | Jan 01, 1929 00:00 |
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US-1697042-A // Radio receiving system // Bown Ralph // American Telephone & Telegraph | |||
| Version 1 (current) | 218 kB | Shaun Ewing | Jan 01, 1929 00:00 | US-1697042-A // Radio receiving system // Bown Ralph // American Telephone & Telegraph | ||||
| PDF File 1560531.pdf | 218 kB | Shaun Ewing | Nov 10, 1925 00:00 |
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US-1560531-A // Automatic switch // Blauvelt William G. // American Telephone & Telegraph | |||
| Version 1 (current) | 218 kB | Shaun Ewing | Nov 10, 1925 00:00 | US-1560531-A // Automatic switch // Blauvelt William G. // American Telephone & Telegraph | ||||
| PDF File 1659745.pdf | 217 kB | Shaun Ewing | Feb 21, 1928 00:00 |
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US-1659745-A // Wire clamp // Rapelje John A. // American Telephone & Telegraph | |||
| Version 1 (current) | 217 kB | Shaun Ewing | Feb 21, 1928 00:00 | US-1659745-A // Wire clamp // Rapelje John A. // American Telephone & Telegraph | ||||
| PDF File 1700805.pdf | 214 kB | Shaun Ewing | Feb 05, 1929 00:00 |
|
US-1700805-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | |||
| Version 1 (current) | 214 kB | Shaun Ewing | Feb 05, 1929 00:00 | US-1700805-A // Cone loud-speaker // Morris Robert W. // American Telephone & Telegraph | ||||
| PDF File 1720746.pdf | 213 kB | Shaun Ewing | Jul 16, 1929 00:00 |
|
US-1720746-A // Support for wires // Povlsen Paul K. ; John Everett St. // American Telephone & Telegraph | |||
| Version 1 (current) | 213 kB | Shaun Ewing | Jul 16, 1929 00:00 | US-1720746-A // Support for wires // Povlsen Paul K. ; John Everett St. // American Telephone & Telegraph | ||||
| PDF File 1718291.pdf | 213 kB | Shaun Ewing | Jun 25, 1929 00:00 |
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US-1718291-A // Buckle // Guenther Raymond // American Telephone & Telegraph | |||
| Version 1 (current) | 213 kB | Shaun Ewing | Jun 25, 1929 00:00 | US-1718291-A // Buckle // Guenther Raymond // American Telephone & Telegraph | ||||
| PDF File 1531347.pdf | 211 kB | Shaun Ewing | Mar 31, 1925 00:00 |
|
US-1531347-A // Relay // Rhodes William A. // American Telephone & Telegraph | |||
| Version 1 (current) | 211 kB | Shaun Ewing | Mar 31, 1925 00:00 | US-1531347-A // Relay // Rhodes William A. // American Telephone & Telegraph | ||||
| PDF File 1713618.pdf | 211 kB | Shaun Ewing | May 21, 1929 00:00 |
|
US-1713618-A // Electric picture-transmitting apparatus // Overton Warner L. // American Telephone & Telegraph | |||
| Version 1 (current) | 211 kB | Shaun Ewing | May 21, 1929 00:00 | US-1713618-A // Electric picture-transmitting apparatus // Overton Warner L. // American Telephone & Telegraph | ||||
| PDF File 1707261.pdf | 210 kB | Shaun Ewing | Apr 02, 1929 00:00 |
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US-1707261-A // Recording and reproduction of sound waves // Fetter Charles H. // American Telephone & Telegraph | |||
| Version 1 (current) | 210 kB | Shaun Ewing | Apr 02, 1929 00:00 | US-1707261-A // Recording and reproduction of sound waves // Fetter Charles H. // American Telephone & Telegraph | ||||
| PDF File 1753256.pdf | 210 kB | Shaun Ewing | Apr 08, 1930 00:00 |
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US-1753256-A // Alternating-current relay // Thorp Vaughn P. // American Telephone & Telegraph | |||
| Version 1 (current) | 210 kB | Shaun Ewing | Apr 08, 1930 00:00 | US-1753256-A // Alternating-current relay // Thorp Vaughn P. // American Telephone & Telegraph | ||||
| PDF File 1546395.pdf | 209 kB | Shaun Ewing | Jul 21, 1925 00:00 |
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US-1546395-A // Duplex signaling system // Martin William H. // American Telephone & Telegraph | |||
| Version 1 (current) | 209 kB | Shaun Ewing | Jul 21, 1925 00:00 | US-1546395-A // Duplex signaling system // Martin William H. // American Telephone & Telegraph | ||||
| PDF File 1644014.pdf | 209 kB | Shaun Ewing | Oct 04, 1927 00:00 |
|
US-1644014-A // Carbon-monoxide detector // Gordon Chester S. ; Lowe James T. // American Telephone & Telegraph | |||
| Version 1 (current) | 209 kB | Shaun Ewing | Oct 04, 1927 00:00 | US-1644014-A // Carbon-monoxide detector // Gordon Chester S. ; Lowe James T. // American Telephone & Telegraph | ||||
| PDF File 1677190.pdf | 206 kB | Shaun Ewing | Jul 17, 1928 00:00 |
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US-1677190-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | |||
| Version 1 (current) | 206 kB | Shaun Ewing | Jul 17, 1928 00:00 | US-1677190-A // Modulating arrangement // Loynes Owen H. // American Telephone & Telegraph | ||||
| PDF File 1449945.pdf | 206 kB | Shaun Ewing | Mar 27, 1923 00:00 |
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US-1449945-A // Wire grip // Jacobsen Morris // American Telephone & Telegraph | |||
| Version 1 (current) | 206 kB | Shaun Ewing | Mar 27, 1923 00:00 | US-1449945-A // Wire grip // Jacobsen Morris // American Telephone & Telegraph | ||||
| PDF File 1693685.pdf | 206 kB | Shaun Ewing | Dec 04, 1928 00:00 |
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US-1693685-A // Method and apparatus for transmission of pictures // Weaver Allan // American Telephone & Telegraph | |||
| Version 1 (current) | 206 kB | Shaun Ewing | Dec 04, 1928 00:00 | US-1693685-A // Method and apparatus for transmission of pictures // Weaver Allan // American Telephone & Telegraph | ||||
| PDF File 1614555.pdf | 205 kB | Shaun Ewing | Jan 18, 1927 00:00 |
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US-1614555-A // Multiplex telegraph system with magnitude discrimination // Hunter Howard V. // American Telephone & Telegraph | |||
| Version 1 (current) | 205 kB | Shaun Ewing | Jan 18, 1927 00:00 | US-1614555-A // Multiplex telegraph system with magnitude discrimination // Hunter Howard V. // American Telephone & Telegraph |
