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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 1905711.pdf | 761 kB | Shaun Ewing | Apr 25, 1933 00:00 |
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US-1905711-A // Telephone system // Hinrichsen Edward E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 761 kB | Shaun Ewing | Apr 25, 1933 00:00 | US-1905711-A // Telephone system // Hinrichsen Edward E. // Bell Telephone Labor Inc | ||||
| PDF File 1812402.pdf | 761 kB | Shaun Ewing | Jun 30, 1931 00:00 |
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US-1812402-A // Electrooptical transmission system // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 761 kB | Shaun Ewing | Jun 30, 1931 00:00 | US-1812402-A // Electrooptical transmission system // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 2041855.pdf | 760 kB | Shaun Ewing | May 26, 1936 00:00 |
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US-2041855-A // Frequency control // Ohl Russell S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 760 kB | Shaun Ewing | May 26, 1936 00:00 | US-2041855-A // Frequency control // Ohl Russell S. // Bell Telephone Labor Inc | ||||
| PDF File 2037185.pdf | 760 kB | Shaun Ewing | Apr 14, 1936 00:00 |
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US-2037185-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 760 kB | Shaun Ewing | Apr 14, 1936 00:00 | US-2037185-A // Sound translating device // Thuras Albert L. // Bell Telephone Labor Inc | ||||
| PDF File 2036055.pdf | 759 kB | Shaun Ewing | Mar 31, 1936 00:00 |
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US-2036055-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 759 kB | Shaun Ewing | Mar 31, 1936 00:00 | US-2036055-A // Telephone system // Koechling Charles D. // Bell Telephone Labor Inc | ||||
| PDF File 1874191.pdf | 759 kB | Shaun Ewing | Aug 30, 1932 00:00 |
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US-1874191-A // Electrooptical system // Ives Herbert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 759 kB | Shaun Ewing | Aug 30, 1932 00:00 | US-1874191-A // Electrooptical system // Ives Herbert E. // Bell Telephone Labor Inc | ||||
| PDF File 2129890.pdf | 758 kB | Shaun Ewing | Sept 13, 1938 00:00 |
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US-2129890-A // Regulator // Trucksess David E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 758 kB | Shaun Ewing | Sept 13, 1938 00:00 | US-2129890-A // Regulator // Trucksess David E. // Bell Telephone Labor Inc | ||||
| PDF File 1841394.pdf | 758 kB | Shaun Ewing | Jan 19, 1932 00:00 |
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US-1841394-A // Circuit for space discharge devices // Bachelet Albert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 758 kB | Shaun Ewing | Jan 19, 1932 00:00 | US-1841394-A // Circuit for space discharge devices // Bachelet Albert E. // Bell Telephone Labor Inc | ||||
| PDF File 2152706.pdf | 757 kB | Shaun Ewing | Apr 04, 1939 00:00 |
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US-2152706-A // Shielding for electrical circuits // Mougey Wilbur E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 757 kB | Shaun Ewing | Apr 04, 1939 00:00 | US-2152706-A // Shielding for electrical circuits // Mougey Wilbur E. // Bell Telephone Labor Inc | ||||
| PDF File 2100400.pdf | 756 kB | Shaun Ewing | Nov 30, 1937 00:00 |
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US-2100400-A // Telephone system // Linden Ernst Von Der // Bell Telephone Labor Inc | |||
| Version 1 (current) | 756 kB | Shaun Ewing | Nov 30, 1937 00:00 | US-2100400-A // Telephone system // Linden Ernst Von Der // Bell Telephone Labor Inc | ||||
| PDF File 2213034.pdf | 756 kB | Shaun Ewing | Aug 27, 1940 00:00 |
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US-2213034-A // Gain control circuits // Barney Harold L. ; Bjornson Bjorn G. ; Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 756 kB | Shaun Ewing | Aug 27, 1940 00:00 | US-2213034-A // Gain control circuits // Barney Harold L. ; Bjornson Bjorn G. ; Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 2099117.pdf | 755 kB | Shaun Ewing | Nov 16, 1937 00:00 |
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US-2099117-A // Terminal mounting // Kelsay Le Roy W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 755 kB | Shaun Ewing | Nov 16, 1937 00:00 | US-2099117-A // Terminal mounting // Kelsay Le Roy W. // Bell Telephone Labor Inc | ||||
| PDF File 2089346.pdf | 754 kB | Shaun Ewing | Aug 10, 1937 00:00 |
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US-2089346-A // Transmission circuit // Jr. Stephen Doba, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 754 kB | Shaun Ewing | Aug 10, 1937 00:00 | US-2089346-A // Transmission circuit // Jr. Stephen Doba, // Bell Telephone Labor Inc | ||||
| PDF File 2181494.pdf | 754 kB | Shaun Ewing | Nov 28, 1939 00:00 |
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US-2181494-A // Light-sensitive electric device // Nix Foster C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 754 kB | Shaun Ewing | Nov 28, 1939 00:00 | US-2181494-A // Light-sensitive electric device // Nix Foster C. // Bell Telephone Labor Inc | ||||
| PDF File 2123236.pdf | 754 kB | Shaun Ewing | Jul 12, 1938 00:00 |
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US-2123236-A // Crystal holder // Fair Irvin E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 754 kB | Shaun Ewing | Jul 12, 1938 00:00 | US-2123236-A // Crystal holder // Fair Irvin E. // Bell Telephone Labor Inc | ||||
| PDF File 2056235.pdf | 753 kB | Shaun Ewing | Oct 06, 1936 00:00 |
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US-2056235-A // Resetting circuit for trigger devices // Swart Leland K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 753 kB | Shaun Ewing | Oct 06, 1936 00:00 | US-2056235-A // Resetting circuit for trigger devices // Swart Leland K. // Bell Telephone Labor Inc | ||||
| PDF File 2166237.pdf | 753 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166237-A // Antenna coupling system // Cushman Robert A. ; Smith Phillip H. ; Specht Malcolm A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 753 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166237-A // Antenna coupling system // Cushman Robert A. ; Smith Phillip H. ; Specht Malcolm A. // Bell Telephone Labor Inc | ||||
| PDF File 2075897.pdf | 752 kB | Shaun Ewing | Apr 06, 1937 00:00 |
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US-2075897-A // Signal distortion indicating and measuring device // Hearn Richard B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 752 kB | Shaun Ewing | Apr 06, 1937 00:00 | US-2075897-A // Signal distortion indicating and measuring device // Hearn Richard B. // Bell Telephone Labor Inc | ||||
| PDF File 2123241.pdf | 752 kB | Shaun Ewing | Jul 12, 1938 00:00 |
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US-2123241-A // Electric wave amplifier // Harley John B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 752 kB | Shaun Ewing | Jul 12, 1938 00:00 | US-2123241-A // Electric wave amplifier // Harley John B. // Bell Telephone Labor Inc | ||||
| PDF File 2006453.pdf | 749 kB | Shaun Ewing | Jul 02, 1935 00:00 |
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US-2006453-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 749 kB | Shaun Ewing | Jul 02, 1935 00:00 | US-2006453-A // Acoustic device // Harrison Henry C. // Bell Telephone Labor Inc |
