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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 3120579.pdf | 880 kB | Shaun Ewing | Feb 04, 1964 00:00 |
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US-3120579-A // Telephone alarm reporting system // Stewart John H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 880 kB | Shaun Ewing | Feb 04, 1964 00:00 | US-3120579-A // Telephone alarm reporting system // Stewart John H. // Bell Telephone Labor Inc | ||||
| PDF File 3045145.pdf | 879 kB | Shaun Ewing | Jul 17, 1962 00:00 |
|
US-3045145-A // Traveling wave tube // Melroy David O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 879 kB | Shaun Ewing | Jul 17, 1962 00:00 | US-3045145-A // Traveling wave tube // Melroy David O. // Bell Telephone Labor Inc | ||||
| PDF File 3108157.pdf | 877 kB | Shaun Ewing | Oct 22, 1963 00:00 |
|
US-3108157-A // Multiple station communication circuit // Feiner Alexander // Bell Telephone Labor Inc | |||
| Version 1 (current) | 877 kB | Shaun Ewing | Oct 22, 1963 00:00 | US-3108157-A // Multiple station communication circuit // Feiner Alexander // Bell Telephone Labor Inc | ||||
| PDF File 3215989.pdf | 877 kB | Shaun Ewing | Nov 02, 1965 00:00 |
|
US-3215989-A // Optical apparatus for coordinate selection // Ketchledge Raymond W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 877 kB | Shaun Ewing | Nov 02, 1965 00:00 | US-3215989-A // Optical apparatus for coordinate selection // Ketchledge Raymond W. // Bell Telephone Labor Inc | ||||
| PDF File 3145377.pdf | 877 kB | Shaun Ewing | Aug 18, 1964 00:00 |
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US-3145377-A // Digital gray code to analog converter utilizing stage transfer characteristic-techniques // Saal Frederick A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 877 kB | Shaun Ewing | Aug 18, 1964 00:00 | US-3145377-A // Digital gray code to analog converter utilizing stage transfer characteristic-techniques // Saal Frederick A. // Bell Telephone Labor Inc | ||||
| PDF File 3162819.pdf | 876 kB | Shaun Ewing | Dec 22, 1964 00:00 |
|
US-3162819-A // Polyphase demodulation // Wintringham William T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 876 kB | Shaun Ewing | Dec 22, 1964 00:00 | US-3162819-A // Polyphase demodulation // Wintringham William T. // Bell Telephone Labor Inc | ||||
| PDF File 3057964.pdf | 875 kB | Shaun Ewing | Oct 09, 1962 00:00 |
|
US-3057964-A // Multifrequency signaling receiver // Power James R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 875 kB | Shaun Ewing | Oct 09, 1962 00:00 | US-3057964-A // Multifrequency signaling receiver // Power James R. // Bell Telephone Labor Inc | ||||
| PDF File 3202887.pdf | 872 kB | Shaun Ewing | Aug 24, 1965 00:00 |
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US-3202887-A // Mesa-transistor with impurity concentration in the base decreasing toward collector junction // Dacey George C. ; Lee Charles A. ; Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 872 kB | Shaun Ewing | Aug 24, 1965 00:00 | US-3202887-A // Mesa-transistor with impurity concentration in the base decreasing toward collector junction // Dacey George C. ; Lee Charles A. ; Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 3064090.pdf | 872 kB | Shaun Ewing | Nov 13, 1962 00:00 |
|
US-3064090-A // Line testing circuit // Hersey Ralph E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 872 kB | Shaun Ewing | Nov 13, 1962 00:00 | US-3064090-A // Line testing circuit // Hersey Ralph E. // Bell Telephone Labor Inc | ||||
| PDF File 3142522.pdf | 872 kB | Shaun Ewing | Jul 28, 1964 00:00 |
|
US-3142522-A // Coin telephone housing // Hall Norris R. ; Jr. Richard K. Thompson, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 872 kB | Shaun Ewing | Jul 28, 1964 00:00 | US-3142522-A // Coin telephone housing // Hall Norris R. ; Jr. Richard K. Thompson, // Bell Telephone Labor Inc | ||||
| PDF File 3105122.pdf | 871 kB | Shaun Ewing | Sept 24, 1963 00:00 |
|
US-3105122-A // Space saver dial // Babb James G. ; Hershey Harold J. // Bell Telephone Labor Inc ; Western Electric Co | |||
| Version 1 (current) | 871 kB | Shaun Ewing | Sept 24, 1963 00:00 | US-3105122-A // Space saver dial // Babb James G. ; Hershey Harold J. // Bell Telephone Labor Inc ; Western Electric Co | ||||
| PDF File 2992471.pdf | 871 kB | Shaun Ewing | Jul 18, 1961 00:00 |
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US-2992471-A // Formation of p-n junctions in p-type semiconductors // Riesz Richard P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 871 kB | Shaun Ewing | Jul 18, 1961 00:00 | US-2992471-A // Formation of p-n junctions in p-type semiconductors // Riesz Richard P. // Bell Telephone Labor Inc | ||||
| PDF File 3158692.pdf | 870 kB | Shaun Ewing | Nov 24, 1964 00:00 |
|
US-3158692-A // Channel selecting circuit utilizing diode connection means // Gerkensmeier Otto F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 870 kB | Shaun Ewing | Nov 24, 1964 00:00 | US-3158692-A // Channel selecting circuit utilizing diode connection means // Gerkensmeier Otto F. // Bell Telephone Labor Inc | ||||
| PDF File 3054002.pdf | 868 kB | Shaun Ewing | Sept 11, 1962 00:00 |
|
US-3054002-A // Logic circuit // Jr. Frank H. Tendick, // Bell Telephone Labor Inc | |||
| Version 1 (current) | 868 kB | Shaun Ewing | Sept 11, 1962 00:00 | US-3054002-A // Logic circuit // Jr. Frank H. Tendick, // Bell Telephone Labor Inc | ||||
| PDF File 3059123.pdf | 868 kB | Shaun Ewing | Oct 16, 1962 00:00 |
|
US-3059123-A // Internal field transistor // Pfann William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 868 kB | Shaun Ewing | Oct 16, 1962 00:00 | US-3059123-A // Internal field transistor // Pfann William G. // Bell Telephone Labor Inc | ||||
| PDF File 3204200.pdf | 866 kB | Shaun Ewing | Aug 31, 1965 00:00 |
|
US-3204200-A // Self-starting astable multivibrator modulator // White Herbert J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Aug 31, 1965 00:00 | US-3204200-A // Self-starting astable multivibrator modulator // White Herbert J. // Bell Telephone Labor Inc | ||||
| PDF File 3118409.pdf | 866 kB | Shaun Ewing | Jan 21, 1964 00:00 |
|
US-3118409-A // Torpedo control circuit // Steinberg John C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Jan 21, 1964 00:00 | US-3118409-A // Torpedo control circuit // Steinberg John C. // Bell Telephone Labor Inc | ||||
| PDF File 3012240.pdf | 865 kB | Shaun Ewing | Dec 05, 1961 00:00 |
|
US-3012240-A // Digital-to-analog converter // Klahn Richard // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Dec 05, 1961 00:00 | US-3012240-A // Digital-to-analog converter // Klahn Richard // Bell Telephone Labor Inc | ||||
| PDF File 3112477.pdf | 865 kB | Shaun Ewing | Nov 26, 1963 00:00 |
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US-3112477-A // Digital-to-analog converter // Vogelsong James H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Nov 26, 1963 00:00 | US-3112477-A // Digital-to-analog converter // Vogelsong James H. // Bell Telephone Labor Inc | ||||
| PDF File 3075280.pdf | 865 kB | Shaun Ewing | Jan 29, 1963 00:00 |
|
US-3075280-A // Method of making printed wiring assemblies // Jack Robert F. ; Prescott Robert E. ; White Philip R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Jan 29, 1963 00:00 | US-3075280-A // Method of making printed wiring assemblies // Jack Robert F. ; Prescott Robert E. ; White Philip R. // Bell Telephone Labor Inc |
