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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2792540.pdf | 570 kB | Shaun Ewing | May 14, 1957 00:00 |
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US-2792540-A // Junction transistor // Pfann William G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 570 kB | Shaun Ewing | May 14, 1957 00:00 | US-2792540-A // Junction transistor // Pfann William G. // Bell Telephone Labor Inc | ||||
| PDF File 2792552.pdf | 462 kB | Shaun Ewing | May 14, 1957 00:00 |
|
US-2792552-A // Attenuation equalizer // Bobis Stephen // Bell Telephone Labor Inc | |||
| Version 1 (current) | 462 kB | Shaun Ewing | May 14, 1957 00:00 | US-2792552-A // Attenuation equalizer // Bobis Stephen // Bell Telephone Labor Inc | ||||
| PDF File 2793252.pdf | 1.35 MB | Shaun Ewing | May 21, 1957 00:00 |
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US-2793252-A // Telephone answering and message recording system // Augustadt Herbert W. ; Kannenberg Walter F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.35 MB | Shaun Ewing | May 21, 1957 00:00 | US-2793252-A // Telephone answering and message recording system // Augustadt Herbert W. ; Kannenberg Walter F. // Bell Telephone Labor Inc | ||||
| PDF File 2793299.pdf | 719 kB | Shaun Ewing | May 21, 1957 00:00 |
|
US-2793299-A // Electro-optical system // Smith Kenneth D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 719 kB | Shaun Ewing | May 21, 1957 00:00 | US-2793299-A // Electro-optical system // Smith Kenneth D. // Bell Telephone Labor Inc | ||||
| PDF File 2793420.pdf | 298 kB | Shaun Ewing | May 28, 1957 00:00 |
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US-2793420-A // Electrical contacts to silicon // Johnston Ralph L. ; Rulison Raymond L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 298 kB | Shaun Ewing | May 28, 1957 00:00 | US-2793420-A // Electrical contacts to silicon // Johnston Ralph L. ; Rulison Raymond L. // Bell Telephone Labor Inc | ||||
| PDF File 2793807.pdf | 1.72 MB | Shaun Ewing | May 28, 1957 00:00 |
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US-2793807-A // Pulse code resolution // Yaeger Robert E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.72 MB | Shaun Ewing | May 28, 1957 00:00 | US-2793807-A // Pulse code resolution // Yaeger Robert E. // Bell Telephone Labor Inc | ||||
| PDF File 2794121.pdf | 926 kB | Shaun Ewing | May 28, 1957 00:00 |
|
US-2794121-A // Lockout circuit // Bjornson Bjorn G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 926 kB | Shaun Ewing | May 28, 1957 00:00 | US-2794121-A // Lockout circuit // Bjornson Bjorn G. // Bell Telephone Labor Inc | ||||
| PDF File 2794123.pdf | 538 kB | Shaun Ewing | May 28, 1957 00:00 |
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US-2794123-A // Electrical delay circuits // Younker Elmer L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 538 kB | Shaun Ewing | May 28, 1957 00:00 | US-2794123-A // Electrical delay circuits // Younker Elmer L. // Bell Telephone Labor Inc | ||||
| PDF File 2794172.pdf | 868 kB | Shaun Ewing | May 28, 1957 00:00 |
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US-2794172-A // Signal routing apparatus // Kock Winston E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 868 kB | Shaun Ewing | May 28, 1957 00:00 | US-2794172-A // Signal routing apparatus // Kock Winston E. // Bell Telephone Labor Inc | ||||
| PDF File 2794846.pdf | 1.45 MB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794846-A // Fabrication of semiconductor devices // Fuller Calvin S. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.45 MB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794846-A // Fabrication of semiconductor devices // Fuller Calvin S. // Bell Telephone Labor Inc | ||||
| PDF File 2794859.pdf | 585 kB | Shaun Ewing | Jun 04, 1957 00:00 |
|
US-2794859-A // Station identification systems // Abbott Henry H. ; Welch Paul V. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 585 kB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794859-A // Station identification systems // Abbott Henry H. ; Welch Paul V. // Bell Telephone Labor Inc | ||||
| PDF File 2794863.pdf | 979 kB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794863-A // Semiconductor translating device and circuit // Roosbroeck Willy W. Van // Bell Telephone Labor Inc | |||
| Version 1 (current) | 979 kB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794863-A // Semiconductor translating device and circuit // Roosbroeck Willy W. Van // Bell Telephone Labor Inc | ||||
| PDF File 2794864.pdf | 757 kB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794864-A // Nonreciprocal circuits employing negative resistance elements // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 757 kB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794864-A // Nonreciprocal circuits employing negative resistance elements // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2794865.pdf | 619 kB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794865-A // Amplifiers having mismatched interstage networks // Black Donald M. ; Hoffman Harold H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 619 kB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794865-A // Amplifiers having mismatched interstage networks // Black Donald M. ; Hoffman Harold H. // Bell Telephone Labor Inc | ||||
| PDF File 2794917.pdf | 3.56 MB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794917-A // High frequency negative resistance device // Shockley William // Bell Telephone Labor Inc | |||
| Version 1 (current) | 3.56 MB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794917-A // High frequency negative resistance device // Shockley William // Bell Telephone Labor Inc | ||||
| PDF File 2794959.pdf | 1.18 MB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794959-A // Directional coupler for all-dielectric waveguide // Fox Arthur G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.18 MB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794959-A // Directional coupler for all-dielectric waveguide // Fox Arthur G. // Bell Telephone Labor Inc | ||||
| PDF File 2794970.pdf | 1.94 MB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794970-A // Identification of serial stored information // Yostpille John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.94 MB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794970-A // Identification of serial stored information // Yostpille John J. // Bell Telephone Labor Inc | ||||
| PDF File 2794978.pdf | 1.29 MB | Shaun Ewing | Jun 04, 1957 00:00 |
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US-2794978-A // Pulse operated circuit // Oliver Bernard M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.29 MB | Shaun Ewing | Jun 04, 1957 00:00 | US-2794978-A // Pulse operated circuit // Oliver Bernard M. // Bell Telephone Labor Inc | ||||
| PDF File 2795648.pdf | 768 kB | Shaun Ewing | Jun 11, 1957 00:00 |
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US-2795648-A // Dielectric amplifier employing ferroelectric materials // Mason Warren P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 768 kB | Shaun Ewing | Jun 11, 1957 00:00 | US-2795648-A // Dielectric amplifier employing ferroelectric materials // Mason Warren P. // Bell Telephone Labor Inc | ||||
| PDF File 2795698.pdf | 1.02 MB | Shaun Ewing | Jun 11, 1957 00:00 |
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US-2795698-A // Frequency swept pulse generator // Cutler Cassius C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.02 MB | Shaun Ewing | Jun 11, 1957 00:00 | US-2795698-A // Frequency swept pulse generator // Cutler Cassius C. // Bell Telephone Labor Inc |
