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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2166536.pdf | 599 kB | Shaun Ewing | Jul 18, 1939 00:00 |
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US-2166536-A // Signaling system // Saul George N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 599 kB | Shaun Ewing | Jul 18, 1939 00:00 | US-2166536-A // Signaling system // Saul George N. // Bell Telephone Labor Inc | ||||
| PDF File 2094068.pdf | 599 kB | Shaun Ewing | Sept 28, 1937 00:00 |
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US-2094068-A // Telautograph // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 599 kB | Shaun Ewing | Sept 28, 1937 00:00 | US-2094068-A // Telautograph // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 2058212.pdf | 599 kB | Shaun Ewing | Oct 20, 1936 00:00 |
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US-2058212-A // Artificial larynx // Burchett George W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 599 kB | Shaun Ewing | Oct 20, 1936 00:00 | US-2058212-A // Artificial larynx // Burchett George W. // Bell Telephone Labor Inc | ||||
| PDF File 2114471.pdf | 598 kB | Shaun Ewing | Apr 19, 1938 00:00 |
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US-2114471-A // Sound recording and reproducing system // Keller Arthur C. ; Vernon Mount ; Rafuse Irad S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 598 kB | Shaun Ewing | Apr 19, 1938 00:00 | US-2114471-A // Sound recording and reproducing system // Keller Arthur C. ; Vernon Mount ; Rafuse Irad S. // Bell Telephone Labor Inc | ||||
| PDF File 1907123.pdf | 598 kB | Shaun Ewing | May 02, 1933 00:00 |
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US-1907123-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 598 kB | Shaun Ewing | May 02, 1933 00:00 | US-1907123-A // Electron discharge device // Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2075488.pdf | 597 kB | Shaun Ewing | Mar 30, 1937 00:00 |
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US-2075488-A // Electromagnetic switching device // Wagar Harold N. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 597 kB | Shaun Ewing | Mar 30, 1937 00:00 | US-2075488-A // Electromagnetic switching device // Wagar Harold N. // Bell Telephone Labor Inc | ||||
| PDF File 2033274.pdf | 597 kB | Shaun Ewing | Mar 10, 1936 00:00 |
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US-2033274-A // Amplifier // Burton Everett T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 597 kB | Shaun Ewing | Mar 10, 1936 00:00 | US-2033274-A // Amplifier // Burton Everett T. // Bell Telephone Labor Inc | ||||
| PDF File 1788747.pdf | 596 kB | Shaun Ewing | Jan 13, 1931 00:00 |
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US-1788747-A // Telephone desk set // Scharringhausen William H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 596 kB | Shaun Ewing | Jan 13, 1931 00:00 | US-1788747-A // Telephone desk set // Scharringhausen William H. // Bell Telephone Labor Inc | ||||
| PDF File 2155495.pdf | 596 kB | Shaun Ewing | Apr 25, 1939 00:00 |
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US-2155495-A // Telephone booth // Kuntz Frank A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 596 kB | Shaun Ewing | Apr 25, 1939 00:00 | US-2155495-A // Telephone booth // Kuntz Frank A. // Bell Telephone Labor Inc | ||||
| PDF File 1895760.pdf | 595 kB | Shaun Ewing | Jan 31, 1933 00:00 |
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US-1895760-A // Fluid-treating apparatus // Hunt Franklin L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 595 kB | Shaun Ewing | Jan 31, 1933 00:00 | US-1895760-A // Fluid-treating apparatus // Hunt Franklin L. // Bell Telephone Labor Inc | ||||
| PDF File 2189770.pdf | 594 kB | Shaun Ewing | Feb 13, 1940 00:00 |
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US-2189770-A // Piezoelectric controlled oscillator // Samuel Arthur L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 594 kB | Shaun Ewing | Feb 13, 1940 00:00 | US-2189770-A // Piezoelectric controlled oscillator // Samuel Arthur L. // Bell Telephone Labor Inc | ||||
| PDF File 2142331.pdf | 594 kB | Shaun Ewing | Jan 03, 1939 00:00 |
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US-2142331-A // Electron emitting cathode // Jr. Charles H. Prescott, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 594 kB | Shaun Ewing | Jan 03, 1939 00:00 | US-2142331-A // Electron emitting cathode // Jr. Charles H. Prescott, // Bell Telephone Labor Inc | ||||
| PDF File 1849645.pdf | 592 kB | Shaun Ewing | Mar 15, 1932 00:00 |
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US-1849645-A // Motor structure // Stoller Hugh M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Mar 15, 1932 00:00 | US-1849645-A // Motor structure // Stoller Hugh M. // Bell Telephone Labor Inc | ||||
| PDF File 1873387.pdf | 592 kB | Shaun Ewing | Aug 23, 1932 00:00 |
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US-1873387-A // Electrooptical system // Gray Frank // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Aug 23, 1932 00:00 | US-1873387-A // Electrooptical system // Gray Frank // Bell Telephone Labor Inc | ||||
| PDF File 1948977.pdf | 592 kB | Shaun Ewing | Feb 27, 1934 00:00 |
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US-1948977-A // Electric wave amplifier // Aiken Charles B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Feb 27, 1934 00:00 | US-1948977-A // Electric wave amplifier // Aiken Charles B. // Bell Telephone Labor Inc | ||||
| PDF File 1961367.pdf | 592 kB | Shaun Ewing | Jun 05, 1934 00:00 |
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US-1961367-A // Method of and system for testing multichannel electrical circuits // Kuhn John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 592 kB | Shaun Ewing | Jun 05, 1934 00:00 | US-1961367-A // Method of and system for testing multichannel electrical circuits // Kuhn John J. // Bell Telephone Labor Inc | ||||
| PDF File 2045414.pdf | 591 kB | Shaun Ewing | Jun 23, 1936 00:00 |
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US-2045414-A // Timing apparatus // Rumpel Carl H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Jun 23, 1936 00:00 | US-2045414-A // Timing apparatus // Rumpel Carl H. // Bell Telephone Labor Inc | ||||
| PDF File 2193087.pdf | 591 kB | Shaun Ewing | Mar 12, 1940 00:00 |
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US-2193087-A // Method and apparatus for testing receivers // Brown John T. L. ; Holman Erwin W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Mar 12, 1940 00:00 | US-2193087-A // Method and apparatus for testing receivers // Brown John T. L. ; Holman Erwin W. // Bell Telephone Labor Inc | ||||
| PDF File 2029693.pdf | 591 kB | Shaun Ewing | Feb 04, 1936 00:00 |
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US-2029693-A // Telephone system // Anderson Lynn T. ; Low Frank K. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Feb 04, 1936 00:00 | US-2029693-A // Telephone system // Anderson Lynn T. ; Low Frank K. // Bell Telephone Labor Inc | ||||
| PDF File 1964606.pdf | 591 kB | Shaun Ewing | Jun 26, 1934 00:00 |
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US-1964606-A // Acoustic device // Thuras Albert L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 591 kB | Shaun Ewing | Jun 26, 1934 00:00 | US-1964606-A // Acoustic device // Thuras Albert L. // Bell Telephone Labor Inc |
