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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2049917.pdf | 1.10 MB | Shaun Ewing | Aug 04, 1936 00:00 |
|
US-2049917-A // Electrooptical system // Mallina Rudolph F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Aug 04, 1936 00:00 | US-2049917-A // Electrooptical system // Mallina Rudolph F. // Bell Telephone Labor Inc | ||||
| PDF File 1950129.pdf | 1.10 MB | Shaun Ewing | Mar 06, 1934 00:00 |
|
US-1950129-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Mar 06, 1934 00:00 | US-1950129-A // Telephone system // Whitney Wiley // Bell Telephone Labor Inc | ||||
| PDF File 2205071.pdf | 1.10 MB | Shaun Ewing | Jun 18, 1940 00:00 |
|
US-2205071-A // Space discharge apparatus and circuits therefor // Skellett Albert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Jun 18, 1940 00:00 | US-2205071-A // Space discharge apparatus and circuits therefor // Skellett Albert M. // Bell Telephone Labor Inc | ||||
| PDF File 2115826.pdf | 1.10 MB | Shaun Ewing | May 03, 1938 00:00 |
|
US-2115826-A // Impedance transformer // Norton Edward L. ; Wick Ronald F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | May 03, 1938 00:00 | US-2115826-A // Impedance transformer // Norton Edward L. ; Wick Ronald F. // Bell Telephone Labor Inc | ||||
| PDF File 2150160.pdf | 1.10 MB | Shaun Ewing | Mar 14, 1939 00:00 |
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US-2150160-A // Electro-optical system // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Mar 14, 1939 00:00 | US-2150160-A // Electro-optical system // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 1864061.pdf | 1.09 MB | Shaun Ewing | Jun 21, 1932 00:00 |
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US-1864061-A // Telephone ringing system // Gooderham John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Jun 21, 1932 00:00 | US-1864061-A // Telephone ringing system // Gooderham John W. // Bell Telephone Labor Inc | ||||
| PDF File 1832263.pdf | 1.09 MB | Shaun Ewing | Nov 17, 1931 00:00 |
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US-1832263-A // Telephone system // Strickler Walter B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Nov 17, 1931 00:00 | US-1832263-A // Telephone system // Strickler Walter B. // Bell Telephone Labor Inc | ||||
| PDF File 2101224.pdf | 1.09 MB | Shaun Ewing | Dec 07, 1937 00:00 |
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US-2101224-A // Privacy system // Osborne Harold Smith ; Wright Sumner Bisbee // American Telephone & Telegraph ; Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Dec 07, 1937 00:00 | US-2101224-A // Privacy system // Osborne Harold Smith ; Wright Sumner Bisbee // American Telephone & Telegraph ; Bell Telephone Labor Inc | ||||
| PDF File 1788720.pdf | 1.09 MB | Shaun Ewing | Jan 13, 1931 00:00 |
|
US-1788720-A // Polyphase vacuum-tube oscillator // Jensen Axel G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Jan 13, 1931 00:00 | US-1788720-A // Polyphase vacuum-tube oscillator // Jensen Axel G. // Bell Telephone Labor Inc | ||||
| PDF File 2110284.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
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US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110284-A // Repeater system // Bachelet Albert E. ; Brand Smart // Bell Telephone Labor Inc | ||||
| PDF File 2110286.pdf | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 |
|
US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 08, 1938 00:00 | US-2110286-A // Teletypewriter equipment // Burgess Alfred A. // Bell Telephone Labor Inc | ||||
| PDF File 2058882.pdf | 1.09 MB | Shaun Ewing | Oct 27, 1936 00:00 |
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US-2058882-A // Electrooptical image production // Ives Herbert E. ; Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Oct 27, 1936 00:00 | US-2058882-A // Electrooptical image production // Ives Herbert E. ; Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2003968.pdf | 1.09 MB | Shaun Ewing | Jun 04, 1935 00:00 |
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US-2003968-A // Magnetic telegraphone system // Hickman Clarence N. ; Wente Edward C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Jun 04, 1935 00:00 | US-2003968-A // Magnetic telegraphone system // Hickman Clarence N. ; Wente Edward C. // Bell Telephone Labor Inc | ||||
| PDF File 2014232.pdf | 1.09 MB | Shaun Ewing | Sept 10, 1935 00:00 |
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US-2014232-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Sept 10, 1935 00:00 | US-2014232-A // Telephone system // Hovland Henry // Bell Telephone Labor Inc | ||||
| PDF File 1859019.pdf | 1.09 MB | Shaun Ewing | May 17, 1932 00:00 |
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US-1859019-A // Voice-operated relay circuits // Bjornson Bjorn G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 17, 1932 00:00 | US-1859019-A // Voice-operated relay circuits // Bjornson Bjorn G. // Bell Telephone Labor Inc | ||||
| PDF File 2207711.pdf | 1.09 MB | Shaun Ewing | Jul 16, 1940 00:00 |
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US-2207711-A // Convoy current timing arrangement // Berger Uriah S. ; Melhose Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Jul 16, 1940 00:00 | US-2207711-A // Convoy current timing arrangement // Berger Uriah S. ; Melhose Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 1796965.pdf | 1.08 MB | Shaun Ewing | Mar 17, 1931 00:00 |
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US-1796965-A // Method of and means for signaling // Ryan Francis M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Mar 17, 1931 00:00 | US-1796965-A // Method of and means for signaling // Ryan Francis M. // Bell Telephone Labor Inc | ||||
| PDF File 2086638.pdf | 1.08 MB | Shaun Ewing | Jul 13, 1937 00:00 |
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US-2086638-A // Regenerative telegraph repeater // Rasmussen Osvald E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Jul 13, 1937 00:00 | US-2086638-A // Regenerative telegraph repeater // Rasmussen Osvald E. // Bell Telephone Labor Inc | ||||
| PDF File 2085094.pdf | 1.08 MB | Shaun Ewing | Jun 29, 1937 00:00 |
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US-2085094-A // Gas-filled tube circuits // Goodall William M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Jun 29, 1937 00:00 | US-2085094-A // Gas-filled tube circuits // Goodall William M. // Bell Telephone Labor Inc | ||||
| PDF File 1866275.pdf | 1.08 MB | Shaun Ewing | Jul 05, 1932 00:00 |
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US-1866275-A // Speed regulator // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Jul 05, 1932 00:00 | US-1866275-A // Speed regulator // Stoller Hugh M. ; Morton Edmund R. // Bell Telephone Labor Inc |
