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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2285815.pdf | 1.10 MB | Shaun Ewing | Jun 09, 1942 00:00 |
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US-2285815-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Jun 09, 1942 00:00 | US-2285815-A // Signaling system // Holden William H. T. // Bell Telephone Labor Inc | ||||
| PDF File 2243526.pdf | 1.10 MB | Shaun Ewing | May 27, 1941 00:00 |
|
US-2243526-A // Production of artificial speech // Dudley Homer W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | May 27, 1941 00:00 | US-2243526-A // Production of artificial speech // Dudley Homer W. // Bell Telephone Labor Inc | ||||
| PDF File 2236393.pdf | 1.10 MB | Shaun Ewing | Mar 25, 1941 00:00 |
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US-2236393-A // Directional antenna // Beck Alfred C. ; Friis Harald T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Mar 25, 1941 00:00 | US-2236393-A // Directional antenna // Beck Alfred C. ; Friis Harald T. // Bell Telephone Labor Inc | ||||
| PDF File 2331391.pdf | 1.10 MB | Shaun Ewing | Oct 12, 1943 00:00 |
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US-2331391-A // Signaling system // Hague Alfred E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Oct 12, 1943 00:00 | US-2331391-A // Signaling system // Hague Alfred E. // Bell Telephone Labor Inc | ||||
| PDF File 2327877.pdf | 1.10 MB | Shaun Ewing | Aug 24, 1943 00:00 |
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US-2327877-A // Telephone call diverting system // Erwin Edson L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.10 MB | Shaun Ewing | Aug 24, 1943 00:00 | US-2327877-A // Telephone call diverting system // Erwin Edson L. // Bell Telephone Labor Inc | ||||
| PDF File 2320254.pdf | 1.09 MB | Shaun Ewing | May 25, 1943 00:00 |
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US-2320254-A // Switching mechanism // Atkins George E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 25, 1943 00:00 | US-2320254-A // Switching mechanism // Atkins George E. // Bell Telephone Labor Inc | ||||
| PDF File 2319744.pdf | 1.09 MB | Shaun Ewing | May 18, 1943 00:00 |
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US-2319744-A // Shielding for communication circuits // Mougey Wilbur E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 18, 1943 00:00 | US-2319744-A // Shielding for communication circuits // Mougey Wilbur E. // Bell Telephone Labor Inc | ||||
| PDF File 2320120.pdf | 1.09 MB | Shaun Ewing | May 25, 1943 00:00 |
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US-2320120-A // Electron discharge device // Depew Charles ; Gronros Warren ; Ronci Victor L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 25, 1943 00:00 | US-2320120-A // Electron discharge device // Depew Charles ; Gronros Warren ; Ronci Victor L. // Bell Telephone Labor Inc | ||||
| PDF File 2325952.pdf | 1.09 MB | Shaun Ewing | Aug 03, 1943 00:00 |
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US-2325952-A // Signaling device // Hampton Leon N. ; Smith George G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Aug 03, 1943 00:00 | US-2325952-A // Signaling device // Hampton Leon N. ; Smith George G. // Bell Telephone Labor Inc | ||||
| PDF File 2319339.pdf | 1.09 MB | Shaun Ewing | May 18, 1943 00:00 |
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US-2319339-A // Signaling system // Muller Karl H. ; Ressler Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | May 18, 1943 00:00 | US-2319339-A // Signaling system // Muller Karl H. ; Ressler Ralph E. // Bell Telephone Labor Inc | ||||
| PDF File 2332451.pdf | 1.09 MB | Shaun Ewing | Oct 19, 1943 00:00 |
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US-2332451-A // Telegraph trouble indicator circuit // Marshall Tola A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Oct 19, 1943 00:00 | US-2332451-A // Telegraph trouble indicator circuit // Marshall Tola A. // Bell Telephone Labor Inc | ||||
| PDF File 2275122.pdf | 1.09 MB | Shaun Ewing | Mar 03, 1942 00:00 |
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US-2275122-A // Piezoelectric crystal apparatus // Ziegler Arthur W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Mar 03, 1942 00:00 | US-2275122-A // Piezoelectric crystal apparatus // Ziegler Arthur W. // Bell Telephone Labor Inc | ||||
| PDF File 2272246.pdf | 1.09 MB | Shaun Ewing | Feb 10, 1942 00:00 |
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US-2272246-A // Electrical frequency changer // Manley Jack M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Feb 10, 1942 00:00 | US-2272246-A // Electrical frequency changer // Manley Jack M. // Bell Telephone Labor Inc | ||||
| PDF File 2293823.pdf | 1.09 MB | Shaun Ewing | Aug 25, 1942 00:00 |
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US-2293823-A // Multicontact relay // Hickman Clarence N. ; Lakatos Emory // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Aug 25, 1942 00:00 | US-2293823-A // Multicontact relay // Hickman Clarence N. ; Lakatos Emory // Bell Telephone Labor Inc | ||||
| PDF File 2355958.pdf | 1.09 MB | Shaun Ewing | Aug 15, 1944 00:00 |
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US-2355958-A // Control of two-way signal transmission systems // Davis Kingsbury H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.09 MB | Shaun Ewing | Aug 15, 1944 00:00 | US-2355958-A // Control of two-way signal transmission systems // Davis Kingsbury H. // Bell Telephone Labor Inc | ||||
| PDF File 2315291.pdf | 1.08 MB | Shaun Ewing | Mar 30, 1943 00:00 |
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US-2315291-A // Apparatus for and method of generating television signals // Mattke Charles F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Mar 30, 1943 00:00 | US-2315291-A // Apparatus for and method of generating television signals // Mattke Charles F. // Bell Telephone Labor Inc | ||||
| PDF File 2253079.pdf | 1.08 MB | Shaun Ewing | Aug 19, 1941 00:00 |
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US-2253079-A // Electrical transmission circuit // Macnair Walter A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Aug 19, 1941 00:00 | US-2253079-A // Electrical transmission circuit // Macnair Walter A. // Bell Telephone Labor Inc | ||||
| PDF File 2355991.pdf | 1.08 MB | Shaun Ewing | Aug 15, 1944 00:00 |
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US-2355991-A // Stabilized nonlinear feedback system // Meyers Stanley T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Aug 15, 1944 00:00 | US-2355991-A // Stabilized nonlinear feedback system // Meyers Stanley T. // Bell Telephone Labor Inc | ||||
| PDF File 2326081.pdf | 1.08 MB | Shaun Ewing | Aug 03, 1943 00:00 |
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US-2326081-A // Two-way telephone transmission system // Wynen Kenneth G. Van // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Aug 03, 1943 00:00 | US-2326081-A // Two-way telephone transmission system // Wynen Kenneth G. Van // Bell Telephone Labor Inc | ||||
| PDF File 2384620.pdf | 1.08 MB | Shaun Ewing | Sept 11, 1945 00:00 |
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US-2384620-A // Telephone system // Hersey Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.08 MB | Shaun Ewing | Sept 11, 1945 00:00 | US-2384620-A // Telephone system // Hersey Ralph E. // Bell Telephone Labor Inc |
