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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2029040.pdf | 703 kB | Shaun Ewing | Jan 28, 1936 00:00 |
|
US-2029040-A // Photo-electric tube // Stilwell George R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 703 kB | Shaun Ewing | Jan 28, 1936 00:00 | US-2029040-A // Photo-electric tube // Stilwell George R. // Bell Telephone Labor Inc | ||||
| PDF File 1924115.pdf | 703 kB | Shaun Ewing | Aug 29, 1933 00:00 |
|
US-1924115-A // Protective means for electrical systems // Ferrell Enoch B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 703 kB | Shaun Ewing | Aug 29, 1933 00:00 | US-1924115-A // Protective means for electrical systems // Ferrell Enoch B. // Bell Telephone Labor Inc | ||||
| PDF File 2173923.pdf | 703 kB | Shaun Ewing | Sept 26, 1939 00:00 |
|
US-2173923-A // Cathode ray tube // Teal Gordon K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 703 kB | Shaun Ewing | Sept 26, 1939 00:00 | US-2173923-A // Cathode ray tube // Teal Gordon K. // Bell Telephone Labor Inc | ||||
| PDF File 2111602.pdf | 702 kB | Shaun Ewing | Mar 22, 1938 00:00 |
|
US-2111602-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 702 kB | Shaun Ewing | Mar 22, 1938 00:00 | US-2111602-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2220143.pdf | 702 kB | Shaun Ewing | Nov 05, 1940 00:00 |
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US-2220143-A // Electromagnetic switching device // Buch Peter E. ; Knowlton Clarence S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 702 kB | Shaun Ewing | Nov 05, 1940 00:00 | US-2220143-A // Electromagnetic switching device // Buch Peter E. ; Knowlton Clarence S. // Bell Telephone Labor Inc | ||||
| PDF File 2151083.pdf | 702 kB | Shaun Ewing | Mar 21, 1939 00:00 |
|
US-2151083-A // Microphonic material // Christensen Carl J. ; Goucher Frederick S. ; Wehe Herman G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 702 kB | Shaun Ewing | Mar 21, 1939 00:00 | US-2151083-A // Microphonic material // Christensen Carl J. ; Goucher Frederick S. ; Wehe Herman G. // Bell Telephone Labor Inc | ||||
| PDF File 1936655.pdf | 701 kB | Shaun Ewing | Nov 28, 1933 00:00 |
|
US-1936655-A // Telegraph system // Bell John H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 701 kB | Shaun Ewing | Nov 28, 1933 00:00 | US-1936655-A // Telegraph system // Bell John H. // Bell Telephone Labor Inc | ||||
| PDF File 2084104.pdf | 701 kB | Shaun Ewing | Jun 15, 1937 00:00 |
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US-2084104-A // Signaling system // Myers Oscar // Bell Telephone Labor Inc | |||
| Version 1 (current) | 701 kB | Shaun Ewing | Jun 15, 1937 00:00 | US-2084104-A // Signaling system // Myers Oscar // Bell Telephone Labor Inc | ||||
| PDF File 2100412.pdf | 701 kB | Shaun Ewing | Nov 30, 1937 00:00 |
|
US-2100412-A // Temperature-compensated device // Scott Herbert J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 701 kB | Shaun Ewing | Nov 30, 1937 00:00 | US-2100412-A // Temperature-compensated device // Scott Herbert J. // Bell Telephone Labor Inc | ||||
| PDF File 2175358.pdf | 700 kB | Shaun Ewing | Oct 10, 1939 00:00 |
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US-2175358-A // Communication system // Mertz Pierre // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Oct 10, 1939 00:00 | US-2175358-A // Communication system // Mertz Pierre // Bell Telephone Labor Inc | ||||
| PDF File 2023494.pdf | 700 kB | Shaun Ewing | Dec 10, 1935 00:00 |
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US-2023494-A // Apparatus for the automatic grinding of crystals // Strieby Maurice E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Dec 10, 1935 00:00 | US-2023494-A // Apparatus for the automatic grinding of crystals // Strieby Maurice E. // Bell Telephone Labor Inc | ||||
| PDF File 2144866.pdf | 700 kB | Shaun Ewing | Jan 24, 1939 00:00 |
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US-2144866-A // Telephone system // Allen Louis M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Jan 24, 1939 00:00 | US-2144866-A // Telephone system // Allen Louis M. // Bell Telephone Labor Inc | ||||
| PDF File 1953465.pdf | 700 kB | Shaun Ewing | Apr 03, 1934 00:00 |
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US-1953465-A // Distortion reduction in signaling systems // Chesnut Roy W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Apr 03, 1934 00:00 | US-1953465-A // Distortion reduction in signaling systems // Chesnut Roy W. // Bell Telephone Labor Inc | ||||
| PDF File 1795914.pdf | 700 kB | Shaun Ewing | Mar 10, 1931 00:00 |
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US-1795914-A // Amplifying system // Whittle Horace ; Christopher Arthur J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 700 kB | Shaun Ewing | Mar 10, 1931 00:00 | US-1795914-A // Amplifying system // Whittle Horace ; Christopher Arthur J. // Bell Telephone Labor Inc | ||||
| PDF File 2194543.pdf | 699 kB | Shaun Ewing | Mar 26, 1940 00:00 |
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US-2194543-A // High frequency network structure // Curtis Harold E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 699 kB | Shaun Ewing | Mar 26, 1940 00:00 | US-2194543-A // High frequency network structure // Curtis Harold E. // Bell Telephone Labor Inc | ||||
| PDF File 1830173.pdf | 699 kB | Shaun Ewing | Nov 03, 1931 00:00 |
|
US-1830173-A // Radio television system // Nelson Edward L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 699 kB | Shaun Ewing | Nov 03, 1931 00:00 | US-1830173-A // Radio television system // Nelson Edward L. // Bell Telephone Labor Inc | ||||
| PDF File 1832261.pdf | 699 kB | Shaun Ewing | Nov 17, 1931 00:00 |
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US-1832261-A // Non-singing amplifier // Stevenson George H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 699 kB | Shaun Ewing | Nov 17, 1931 00:00 | US-1832261-A // Non-singing amplifier // Stevenson George H. // Bell Telephone Labor Inc | ||||
| PDF File 1974081.pdf | 699 kB | Shaun Ewing | Sept 18, 1934 00:00 |
|
US-1974081-A // Piezo-electric wave filter // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 699 kB | Shaun Ewing | Sept 18, 1934 00:00 | US-1974081-A // Piezo-electric wave filter // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2037166.pdf | 698 kB | Shaun Ewing | Apr 14, 1936 00:00 |
|
US-2037166-A // Electrooptical system // Hefele John R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 698 kB | Shaun Ewing | Apr 14, 1936 00:00 | US-2037166-A // Electrooptical system // Hefele John R. // Bell Telephone Labor Inc | ||||
| PDF File 2033277.pdf | 698 kB | Shaun Ewing | Mar 10, 1936 00:00 |
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US-2033277-A // Film driving mechanism for sound picture systems // Elmer Lloyd A. ; Mac-Dougall Harry W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 698 kB | Shaun Ewing | Mar 10, 1936 00:00 | US-2033277-A // Film driving mechanism for sound picture systems // Elmer Lloyd A. ; Mac-Dougall Harry W. // Bell Telephone Labor Inc |
