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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2003036.pdf | 307 kB | Shaun Ewing | May 28, 1935 00:00 |
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US-2003036-A // Control circuit // Callahan Vincent T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 307 kB | Shaun Ewing | May 28, 1935 00:00 | US-2003036-A // Control circuit // Callahan Vincent T. // Bell Telephone Labor Inc | ||||
| PDF File 1871243.pdf | 307 kB | Shaun Ewing | Aug 09, 1932 00:00 |
|
US-1871243-A // Acoustic device // Smythe Edwin H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 307 kB | Shaun Ewing | Aug 09, 1932 00:00 | US-1871243-A // Acoustic device // Smythe Edwin H. // Bell Telephone Labor Inc | ||||
| PDF File 2039644.pdf | 307 kB | Shaun Ewing | May 05, 1936 00:00 |
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US-2039644-A // Selective switch // Gleason Daniel H. ; Redmond Frederic J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 307 kB | Shaun Ewing | May 05, 1936 00:00 | US-2039644-A // Selective switch // Gleason Daniel H. ; Redmond Frederic J. // Bell Telephone Labor Inc | ||||
| PDF File 2163156.pdf | 307 kB | Shaun Ewing | Jun 20, 1939 00:00 |
|
US-2163156-A // Electron discharge device // Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 307 kB | Shaun Ewing | Jun 20, 1939 00:00 | US-2163156-A // Electron discharge device // Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2038246.pdf | 306 kB | Shaun Ewing | Apr 21, 1936 00:00 |
|
US-2038246-A // Asymmetrical conducting device // Smith George O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 306 kB | Shaun Ewing | Apr 21, 1936 00:00 | US-2038246-A // Asymmetrical conducting device // Smith George O. // Bell Telephone Labor Inc | ||||
| PDF File 1868369.pdf | 306 kB | Shaun Ewing | Jul 19, 1932 00:00 |
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US-1868369-A // Sound recording machine // Sailliard John H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 306 kB | Shaun Ewing | Jul 19, 1932 00:00 | US-1868369-A // Sound recording machine // Sailliard John H. // Bell Telephone Labor Inc | ||||
| PDF File 2098300.pdf | 305 kB | Shaun Ewing | Nov 09, 1937 00:00 |
|
US-2098300-A // Electric welding // May David T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 305 kB | Shaun Ewing | Nov 09, 1937 00:00 | US-2098300-A // Electric welding // May David T. // Bell Telephone Labor Inc | ||||
| PDF File 2032454.pdf | 305 kB | Shaun Ewing | Mar 03, 1936 00:00 |
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US-2032454-A // Coin collector // Wheeler Clyde H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 305 kB | Shaun Ewing | Mar 03, 1936 00:00 | US-2032454-A // Coin collector // Wheeler Clyde H. // Bell Telephone Labor Inc | ||||
| PDF File 1998826.pdf | 305 kB | Shaun Ewing | Apr 23, 1935 00:00 |
|
US-1998826-A // Electrical conducting system // Wentz Jesse F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 305 kB | Shaun Ewing | Apr 23, 1935 00:00 | US-1998826-A // Electrical conducting system // Wentz Jesse F. // Bell Telephone Labor Inc | ||||
| PDF File 1896513.pdf | 304 kB | Shaun Ewing | Feb 07, 1933 00:00 |
|
US-1896513-A // Piezo-electric crystal // Hovgaard Ole M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 304 kB | Shaun Ewing | Feb 07, 1933 00:00 | US-1896513-A // Piezo-electric crystal // Hovgaard Ole M. // Bell Telephone Labor Inc | ||||
| PDF File 1827297.pdf | 304 kB | Shaun Ewing | Oct 13, 1931 00:00 |
|
US-1827297-A // Method of joining wires by means of sleeves // Moore Charles R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 304 kB | Shaun Ewing | Oct 13, 1931 00:00 | US-1827297-A // Method of joining wires by means of sleeves // Moore Charles R. // Bell Telephone Labor Inc | ||||
| PDF File 2153638.pdf | 304 kB | Shaun Ewing | Apr 11, 1939 00:00 |
|
US-2153638-A // Amplifier // Norman Nathaniel C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 304 kB | Shaun Ewing | Apr 11, 1939 00:00 | US-2153638-A // Amplifier // Norman Nathaniel C. // Bell Telephone Labor Inc | ||||
| PDF File 1964604.pdf | 304 kB | Shaun Ewing | Jun 26, 1934 00:00 |
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US-1964604-A // Acoustic device // Swickard Andrew E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 304 kB | Shaun Ewing | Jun 26, 1934 00:00 | US-1964604-A // Acoustic device // Swickard Andrew E. // Bell Telephone Labor Inc | ||||
| PDF File 1907745.pdf | 303 kB | Shaun Ewing | May 09, 1933 00:00 |
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US-1907745-A // Indicating device // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 303 kB | Shaun Ewing | May 09, 1933 00:00 | US-1907745-A // Indicating device // Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 2122463.pdf | 303 kB | Shaun Ewing | Jul 05, 1938 00:00 |
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US-2122463-A // Method of enameling wire // Fuller Calvin S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Jul 05, 1938 00:00 | US-2122463-A // Method of enameling wire // Fuller Calvin S. // Bell Telephone Labor Inc | ||||
| PDF File 2096416.pdf | 303 kB | Shaun Ewing | Oct 19, 1937 00:00 |
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US-2096416-A // Method of coating hollow receptacles // Weinhart Howard W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Oct 19, 1937 00:00 | US-2096416-A // Method of coating hollow receptacles // Weinhart Howard W. // Bell Telephone Labor Inc | ||||
| PDF File 2046719.pdf | 303 kB | Shaun Ewing | Jul 07, 1936 00:00 |
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US-2046719-A // Protective system // Blount Frank E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Jul 07, 1936 00:00 | US-2046719-A // Protective system // Blount Frank E. // Bell Telephone Labor Inc | ||||
| PDF File 2202139.pdf | 302 kB | Shaun Ewing | May 28, 1940 00:00 |
|
US-2202139-A // Magnetic telegraphone // Buhrendorf Frederick G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 302 kB | Shaun Ewing | May 28, 1940 00:00 | US-2202139-A // Magnetic telegraphone // Buhrendorf Frederick G. // Bell Telephone Labor Inc | ||||
| PDF File 2220168.pdf | 302 kB | Shaun Ewing | Nov 05, 1940 00:00 |
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US-2220168-A // Coin collection apparatus // Melick John M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Nov 05, 1940 00:00 | US-2220168-A // Coin collection apparatus // Melick John M. // Bell Telephone Labor Inc | ||||
| PDF File 1792496.pdf | 302 kB | Shaun Ewing | Feb 17, 1931 00:00 |
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US-1792496-A // Switching device // Hinshaw Foster A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 302 kB | Shaun Ewing | Feb 17, 1931 00:00 | US-1792496-A // Switching device // Hinshaw Foster A. // Bell Telephone Labor Inc |
