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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 3306830.pdf | 345 kB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3306830-A // Printed circuit boards and their fabrication // Bittrich Gustav ; Ehrhardt Robert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 345 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3306830-A // Printed circuit boards and their fabrication // Bittrich Gustav ; Ehrhardt Robert A. // Bell Telephone Labor Inc | ||||
| PDF File 3306983.pdf | 635 kB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3306983-A // Call transfer system // Goodwin James M. ; Hayes Richard L. ; Loofbourrow John W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 635 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3306983-A // Call transfer system // Goodwin James M. ; Hayes Richard L. ; Loofbourrow John W. // Bell Telephone Labor Inc | ||||
| PDF File 3306984.pdf | 408 kB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3306984-A // Elimination of talk-off in in-band signaling systems // Leonard Donald J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 408 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3306984-A // Elimination of talk-off in in-band signaling systems // Leonard Donald J. // Bell Telephone Labor Inc | ||||
| PDF File 3307120.pdf | 416 kB | Shaun Ewing | Feb 28, 1967 00:00 |
|
US-3307120-A // Ultrasonic wave device // Denton Richard T. ; Spencer Edward G. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 416 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3307120-A // Ultrasonic wave device // Denton Richard T. ; Spencer Edward G. // Bell Telephone Labor Inc | ||||
| PDF File 3307149.pdf | 1.56 MB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3307149-A // Control logic circuit for subscriber data set carrier signal threshold monitor // Doktor Theodore L. ; Parker George ; Zydney Herbert M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1.56 MB | Shaun Ewing | Feb 28, 1967 00:00 | US-3307149-A // Control logic circuit for subscriber data set carrier signal threshold monitor // Doktor Theodore L. ; Parker George ; Zydney Herbert M. // Bell Telephone Labor Inc | ||||
| PDF File 3307159.pdf | 611 kB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3307159-A // Magnetic shift register circuit // Walters Edward M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 611 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3307159-A // Magnetic shift register circuit // Walters Edward M. // Bell Telephone Labor Inc | ||||
| PDF File 3307160.pdf | 771 kB | Shaun Ewing | Feb 28, 1967 00:00 |
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US-3307160-A // Magnetic memory matrix // Young Lawrence H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 771 kB | Shaun Ewing | Feb 28, 1967 00:00 | US-3307160-A // Magnetic memory matrix // Young Lawrence H. // Bell Telephone Labor Inc | ||||
| PDF File 3307239.pdf | 263 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3307239-A // Method of making integrated semiconductor devices // Lepselter Martin P. ; Naymik Daniel A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 263 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3307239-A // Method of making integrated semiconductor devices // Lepselter Martin P. ; Naymik Daniel A. // Bell Telephone Labor Inc | ||||
| PDF File 3307470.pdf | 303 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3307470-A // Exhaust conduit // Kenny Robert W. ; Torpey Paul J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 303 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3307470-A // Exhaust conduit // Kenny Robert W. ; Torpey Paul J. // Bell Telephone Labor Inc | ||||
| PDF File 3307762.pdf | 402 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3307762-A // Single line printout reader for computer sheets // Boughrum Richard L. ; Wills Robert F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 402 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3307762-A // Single line printout reader for computer sheets // Boughrum Richard L. ; Wills Robert F. // Bell Telephone Labor Inc | ||||
| PDF File 3307778.pdf | 306 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3307778-A // Coin telephone cash box booster spring // Stokes Rembert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 306 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3307778-A // Coin telephone cash box booster spring // Stokes Rembert R. // Bell Telephone Labor Inc | ||||
| PDF File 3307972.pdf | 155 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3307972-A // Electroless copper deposition // Ehrhardt Robert A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 155 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3307972-A // Electroless copper deposition // Ehrhardt Robert A. // Bell Telephone Labor Inc | ||||
| PDF File 3308242.pdf | 2.64 MB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308242-A // Switching system minimizing traffic between switch frames // Erwin Edson L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 2.64 MB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308242-A // Switching system minimizing traffic between switch frames // Erwin Edson L. // Bell Telephone Labor Inc | ||||
| PDF File 3308243.pdf | 898 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308243-A // Establishing intraconcentrator connections in a remote line concentrator system // Roscoe Lawrence C. J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 898 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308243-A // Establishing intraconcentrator connections in a remote line concentrator system // Roscoe Lawrence C. J. // Bell Telephone Labor Inc | ||||
| PDF File 3308250.pdf | 345 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308250-A // Slide selector switch // Iii Nathaniel L. Field ; Ritchey James F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 345 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308250-A // Slide selector switch // Iii Nathaniel L. Field ; Ritchey James F. // Bell Telephone Labor Inc | ||||
| PDF File 3308257.pdf | 420 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308257-A // Miniature indicating fuse // Thompson Joel E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 420 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308257-A // Miniature indicating fuse // Thompson Joel E. // Bell Telephone Labor Inc | ||||
| PDF File 3308342.pdf | 464 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308342-A // Power supply for negative-resistance arc-discharge lamps // Coradeschi Richard A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 464 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308342-A // Power supply for negative-resistance arc-discharge lamps // Coradeschi Richard A. // Bell Telephone Labor Inc | ||||
| PDF File 3308367.pdf | 514 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308367-A // Two-phase square wave generator // Eubanks John M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 514 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308367-A // Two-phase square wave generator // Eubanks John M. // Bell Telephone Labor Inc | ||||
| PDF File 3308388.pdf | 986 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308388-A // Noise reduction circuit for a binary signal discriminator // Genke Richard M. ; Harding Philip A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 986 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308388-A // Noise reduction circuit for a binary signal discriminator // Genke Richard M. ; Harding Philip A. // Bell Telephone Labor Inc | ||||
| PDF File 3308429.pdf | 1007 kB | Shaun Ewing | Mar 07, 1967 00:00 |
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US-3308429-A // Cyclic and multiplication by 2 mod n permutation decoder for systematic codes // Macwilliams Florence J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 1007 kB | Shaun Ewing | Mar 07, 1967 00:00 | US-3308429-A // Cyclic and multiplication by 2 mod n permutation decoder for systematic codes // Macwilliams Florence J. // Bell Telephone Labor Inc |
