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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2058579.pdf | 418 kB | Shaun Ewing | Oct 27, 1936 00:00 |
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US-2058579-A // Gauging device // Erickson Elmer C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 418 kB | Shaun Ewing | Oct 27, 1936 00:00 | US-2058579-A // Gauging device // Erickson Elmer C. // Bell Telephone Labor Inc | ||||
| PDF File 1804408.pdf | 418 kB | Shaun Ewing | May 12, 1931 00:00 |
|
US-1804408-A // Telephone exchange system // Fowler Clarence B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 418 kB | Shaun Ewing | May 12, 1931 00:00 | US-1804408-A // Telephone exchange system // Fowler Clarence B. // Bell Telephone Labor Inc | ||||
| PDF File 1832294.pdf | 418 kB | Shaun Ewing | Nov 17, 1931 00:00 |
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US-1832294-A // Sensitometer // Gent Edgar W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 418 kB | Shaun Ewing | Nov 17, 1931 00:00 | US-1832294-A // Sensitometer // Gent Edgar W. // Bell Telephone Labor Inc | ||||
| PDF File 1907704.pdf | 418 kB | Shaun Ewing | May 09, 1933 00:00 |
|
US-1907704-A // Method of adjusting translating devices // Anderson William H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 418 kB | Shaun Ewing | May 09, 1933 00:00 | US-1907704-A // Method of adjusting translating devices // Anderson William H. // Bell Telephone Labor Inc | ||||
| PDF File 2154886.pdf | 417 kB | Shaun Ewing | Apr 18, 1939 00:00 |
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US-2154886-A // Selective signaling system // Bachelet Albert E. ; Holden William H. T. // Bell Telephone Labor Inc ; American Telephone & Telegraph | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Apr 18, 1939 00:00 | US-2154886-A // Selective signaling system // Bachelet Albert E. ; Holden William H. T. // Bell Telephone Labor Inc ; American Telephone & Telegraph | ||||
| PDF File 2022021.pdf | 417 kB | Shaun Ewing | Nov 26, 1935 00:00 |
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US-2022021-A // Cleaning tool // Wheeler Clyde H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Nov 26, 1935 00:00 | US-2022021-A // Cleaning tool // Wheeler Clyde H. // Bell Telephone Labor Inc | ||||
| PDF File 2010665.pdf | 417 kB | Shaun Ewing | Aug 06, 1935 00:00 |
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US-2010665-A // Frequency changing device // Hartley Ralph V. L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Aug 06, 1935 00:00 | US-2010665-A // Frequency changing device // Hartley Ralph V. L. // Bell Telephone Labor Inc | ||||
| PDF File 2225057.pdf | 417 kB | Shaun Ewing | Dec 17, 1940 00:00 |
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US-2225057-A // Light fixture for telephone booths // Kuntz Frank A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Dec 17, 1940 00:00 | US-2225057-A // Light fixture for telephone booths // Kuntz Frank A. // Bell Telephone Labor Inc | ||||
| PDF File 2008277.pdf | 417 kB | Shaun Ewing | Jul 16, 1935 00:00 |
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US-2008277-A // Coating for insulated wires // Gordon Chester S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Jul 16, 1935 00:00 | US-2008277-A // Coating for insulated wires // Gordon Chester S. // Bell Telephone Labor Inc | ||||
| PDF File 2126530.pdf | 417 kB | Shaun Ewing | Aug 09, 1938 00:00 |
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US-2126530-A // Signaling system // Black Harold S. ; Tassel Earl K. Van // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Aug 09, 1938 00:00 | US-2126530-A // Signaling system // Black Harold S. ; Tassel Earl K. Van // Bell Telephone Labor Inc | ||||
| PDF File 1882866.pdf | 417 kB | Shaun Ewing | Oct 18, 1932 00:00 |
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US-1882866-A // Signaling system // Mathes Robert C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Oct 18, 1932 00:00 | US-1882866-A // Signaling system // Mathes Robert C. // Bell Telephone Labor Inc | ||||
| PDF File 2131578.pdf | 417 kB | Shaun Ewing | Sept 27, 1938 00:00 |
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US-2131578-A // Monitoring circuit for telephone systems // Bachelet Albert E. ; Gibson Earl S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 417 kB | Shaun Ewing | Sept 27, 1938 00:00 | US-2131578-A // Monitoring circuit for telephone systems // Bachelet Albert E. ; Gibson Earl S. // Bell Telephone Labor Inc | ||||
| PDF File 2097519.pdf | 416 kB | Shaun Ewing | Nov 02, 1937 00:00 |
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US-2097519-A // Signal transmission system // Gabricl John C. ; Rodwin George // Bell Telephone Labor Inc | |||
| Version 1 (current) | 416 kB | Shaun Ewing | Nov 02, 1937 00:00 | US-2097519-A // Signal transmission system // Gabricl John C. ; Rodwin George // Bell Telephone Labor Inc | ||||
| PDF File 2125279.pdf | 416 kB | Shaun Ewing | Aug 02, 1938 00:00 |
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US-2125279-A // Electron discharge device // Bieling Carl A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 416 kB | Shaun Ewing | Aug 02, 1938 00:00 | US-2125279-A // Electron discharge device // Bieling Carl A. // Bell Telephone Labor Inc | ||||
| PDF File 1960007.pdf | 416 kB | Shaun Ewing | May 22, 1934 00:00 |
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US-1960007-A // Phonograph reproducer // Harrison Henry C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 416 kB | Shaun Ewing | May 22, 1934 00:00 | US-1960007-A // Phonograph reproducer // Harrison Henry C. // Bell Telephone Labor Inc | ||||
| PDF File 1840352.pdf | 415 kB | Shaun Ewing | Jan 12, 1932 00:00 |
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US-1840352-A // Process of producing magnetic bodies // Elmen Gustaf W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 415 kB | Shaun Ewing | Jan 12, 1932 00:00 | US-1840352-A // Process of producing magnetic bodies // Elmen Gustaf W. // Bell Telephone Labor Inc | ||||
| PDF File 1963723.pdf | 415 kB | Shaun Ewing | Jun 19, 1934 00:00 |
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US-1963723-A // Impedance transformer // Sterba Ernest J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 415 kB | Shaun Ewing | Jun 19, 1934 00:00 | US-1963723-A // Impedance transformer // Sterba Ernest J. // Bell Telephone Labor Inc | ||||
| PDF File 1840112.pdf | 415 kB | Shaun Ewing | Jan 05, 1932 00:00 |
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US-1840112-A // Artificial larynx // Lane Clarence E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 415 kB | Shaun Ewing | Jan 05, 1932 00:00 | US-1840112-A // Artificial larynx // Lane Clarence E. // Bell Telephone Labor Inc | ||||
| PDF File 2037174.pdf | 415 kB | Shaun Ewing | Apr 14, 1936 00:00 |
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US-2037174-A // Coin collector // Mills Percy E. ; Shann Oscar A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 415 kB | Shaun Ewing | Apr 14, 1936 00:00 | US-2037174-A // Coin collector // Mills Percy E. ; Shann Oscar A. // Bell Telephone Labor Inc | ||||
| PDF File 2068320.pdf | 414 kB | Shaun Ewing | Jan 19, 1937 00:00 |
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US-2068320-A // Inductance device // Grant Dwight W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 414 kB | Shaun Ewing | Jan 19, 1937 00:00 | US-2068320-A // Inductance device // Grant Dwight W. // Bell Telephone Labor Inc |
