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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2093664.pdf | 343 kB | Shaun Ewing | Sept 21, 1937 00:00 |
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US-2093664-A // Acoustic device // Swickard Andrew E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Sept 21, 1937 00:00 | US-2093664-A // Acoustic device // Swickard Andrew E. // Bell Telephone Labor Inc | ||||
| PDF File 1901898.pdf | 343 kB | Shaun Ewing | Mar 21, 1933 00:00 |
|
US-1901898-A // Sound translating device // Clarke Harry R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Mar 21, 1933 00:00 | US-1901898-A // Sound translating device // Clarke Harry R. // Bell Telephone Labor Inc | ||||
| PDF File 2097151.pdf | 343 kB | Shaun Ewing | Oct 26, 1937 00:00 |
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US-2097151-A // Register device // Gleason Daniel H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Oct 26, 1937 00:00 | US-2097151-A // Register device // Gleason Daniel H. // Bell Telephone Labor Inc | ||||
| PDF File 2170873.pdf | 343 kB | Shaun Ewing | Aug 29, 1939 00:00 |
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US-2170873-A // Electrical system // Price Arnold F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | Aug 29, 1939 00:00 | US-2170873-A // Electrical system // Price Arnold F. // Bell Telephone Labor Inc | ||||
| PDF File 2079690.pdf | 343 kB | Shaun Ewing | May 11, 1937 00:00 |
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US-2079690-A // Method of making resistance devices // Grisdale Richard O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 343 kB | Shaun Ewing | May 11, 1937 00:00 | US-2079690-A // Method of making resistance devices // Grisdale Richard O. // Bell Telephone Labor Inc | ||||
| PDF File 2154232.pdf | 342 kB | Shaun Ewing | Apr 11, 1939 00:00 |
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US-2154232-A // Adjustable inductance // Darnell Paul S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 342 kB | Shaun Ewing | Apr 11, 1939 00:00 | US-2154232-A // Adjustable inductance // Darnell Paul S. // Bell Telephone Labor Inc | ||||
| PDF File 2180539.pdf | 342 kB | Shaun Ewing | Nov 21, 1939 00:00 |
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US-2180539-A // Relay // Miller Daniel D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 342 kB | Shaun Ewing | Nov 21, 1939 00:00 | US-2180539-A // Relay // Miller Daniel D. // Bell Telephone Labor Inc | ||||
| PDF File 2129000.pdf | 342 kB | Shaun Ewing | Sept 06, 1938 00:00 |
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US-2129000-A // Condenser // Given Frederick J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 342 kB | Shaun Ewing | Sept 06, 1938 00:00 | US-2129000-A // Condenser // Given Frederick J. // Bell Telephone Labor Inc | ||||
| PDF File 1847137.pdf | 341 kB | Shaun Ewing | Mar 01, 1932 00:00 |
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US-1847137-A // Communication system // Roberts John G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Mar 01, 1932 00:00 | US-1847137-A // Communication system // Roberts John G. // Bell Telephone Labor Inc | ||||
| PDF File 1985011.pdf | 341 kB | Shaun Ewing | Dec 18, 1934 00:00 |
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US-1985011-A // Teletypewriter apparatus // Bescherer Edwin A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Dec 18, 1934 00:00 | US-1985011-A // Teletypewriter apparatus // Bescherer Edwin A. // Bell Telephone Labor Inc | ||||
| PDF File 1795648.pdf | 341 kB | Shaun Ewing | Mar 10, 1931 00:00 |
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US-1795648-A // High-frequency-oscillation generator // Frils Harald T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Mar 10, 1931 00:00 | US-1795648-A // High-frequency-oscillation generator // Frils Harald T. // Bell Telephone Labor Inc | ||||
| PDF File 1832466.pdf | 341 kB | Shaun Ewing | Nov 17, 1931 00:00 |
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US-1832466-A // Resistance unit // Means Winthrop J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | Nov 17, 1931 00:00 | US-1832466-A // Resistance unit // Means Winthrop J. // Bell Telephone Labor Inc | ||||
| PDF File 2039630.pdf | 341 kB | Shaun Ewing | May 05, 1936 00:00 |
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US-2039630-A // Selective switch // Burwell John A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 341 kB | Shaun Ewing | May 05, 1936 00:00 | US-2039630-A // Selective switch // Burwell John A. // Bell Telephone Labor Inc | ||||
| PDF File 1869884.pdf | 340 kB | Shaun Ewing | Aug 02, 1932 00:00 |
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US-1869884-A // Testing device // Curtis Austen M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 340 kB | Shaun Ewing | Aug 02, 1932 00:00 | US-1869884-A // Testing device // Curtis Austen M. // Bell Telephone Labor Inc | ||||
| PDF File 1993795.pdf | 340 kB | Shaun Ewing | Mar 12, 1935 00:00 |
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US-1993795-A // Sound recording system // Miller Robert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 340 kB | Shaun Ewing | Mar 12, 1935 00:00 | US-1993795-A // Sound recording system // Miller Robert A. // Bell Telephone Labor Inc | ||||
| PDF File 2038216.pdf | 340 kB | Shaun Ewing | Apr 21, 1936 00:00 |
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US-2038216-A // Support for vibration translating devices // Harrison Henry C. ; Keller Arthur C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 340 kB | Shaun Ewing | Apr 21, 1936 00:00 | US-2038216-A // Support for vibration translating devices // Harrison Henry C. ; Keller Arthur C. // Bell Telephone Labor Inc | ||||
| PDF File 1921065.pdf | 339 kB | Shaun Ewing | Aug 08, 1933 00:00 |
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US-1921065-A // Electron emitter and process of making same // Becker Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 339 kB | Shaun Ewing | Aug 08, 1933 00:00 | US-1921065-A // Electron emitter and process of making same // Becker Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2160507.pdf | 339 kB | Shaun Ewing | May 30, 1939 00:00 |
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US-2160507-A // Signaling system // Krom Myron E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 339 kB | Shaun Ewing | May 30, 1939 00:00 | US-2160507-A // Signaling system // Krom Myron E. // Bell Telephone Labor Inc | ||||
| PDF File 2126529.pdf | 339 kB | Shaun Ewing | Aug 09, 1938 00:00 |
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US-2126529-A // Transmission system // Black Harold S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 339 kB | Shaun Ewing | Aug 09, 1938 00:00 | US-2126529-A // Transmission system // Black Harold S. // Bell Telephone Labor Inc | ||||
| PDF File 2098274.pdf | 338 kB | Shaun Ewing | Nov 09, 1937 00:00 |
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US-2098274-A // Telephone system // Carpenter Warren W. ; Myers Oscar // Bell Telephone Labor Inc | |||
| Version 1 (current) | 338 kB | Shaun Ewing | Nov 09, 1937 00:00 | US-2098274-A // Telephone system // Carpenter Warren W. ; Myers Oscar // Bell Telephone Labor Inc |
