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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 3439122.pdf | 868 kB | Shaun Ewing | Apr 15, 1969 00:00 |
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US-3439122-A // Speech analysis system // Cecil H. Coker // Bell Telephone Labor Inc | |||
| Version 1 (current) | 868 kB | Shaun Ewing | Apr 15, 1969 00:00 | US-3439122-A // Speech analysis system // Cecil H. Coker // Bell Telephone Labor Inc | ||||
| PDF File 3417208.pdf | 867 kB | Shaun Ewing | Dec 17, 1968 00:00 |
|
US-3417208-A // Miniature dial // Hagelbarger David W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 867 kB | Shaun Ewing | Dec 17, 1968 00:00 | US-3417208-A // Miniature dial // Hagelbarger David W. // Bell Telephone Labor Inc | ||||
| PDF File 3251948.pdf | 866 kB | Shaun Ewing | May 17, 1966 00:00 |
|
US-3251948-A // Disconnect circuit for remote line concentrator // Brooks Chester E. ; Jr. George B. Crofutt, ; Henry James L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | May 17, 1966 00:00 | US-3251948-A // Disconnect circuit for remote line concentrator // Brooks Chester E. ; Jr. George B. Crofutt, ; Henry James L. // Bell Telephone Labor Inc | ||||
| PDF File 3325651.pdf | 866 kB | Shaun Ewing | Jun 13, 1967 00:00 |
|
US-3325651-A // Magnetic control circuits // Armstrong Douglas B. ; Gianola Umberto F. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Jun 13, 1967 00:00 | US-3325651-A // Magnetic control circuits // Armstrong Douglas B. ; Gianola Umberto F. // Bell Telephone Labor Inc | ||||
| PDF File 3301957.pdf | 866 kB | Shaun Ewing | Jan 31, 1967 00:00 |
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US-3301957-A // Unattended automatic dialing of telephone numbers // Germond Paul J. ; Mayer Karl L. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Jan 31, 1967 00:00 | US-3301957-A // Unattended automatic dialing of telephone numbers // Germond Paul J. ; Mayer Karl L. // Bell Telephone Labor Inc | ||||
| PDF File 3348198.pdf | 866 kB | Shaun Ewing | Oct 17, 1967 00:00 |
|
US-3348198-A // Code-checking comparator circuit // Winter Harry // Bell Telephone Labor Inc | |||
| Version 1 (current) | 866 kB | Shaun Ewing | Oct 17, 1967 00:00 | US-3348198-A // Code-checking comparator circuit // Winter Harry // Bell Telephone Labor Inc | ||||
| PDF File 3460112.pdf | 865 kB | Shaun Ewing | Aug 05, 1969 00:00 |
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US-3460112-A // Magnetic domain propagation device // Andrew H. Bobeck ; Reginald A. Kaenel // Bell Telephone Labor Inc | |||
| Version 1 (current) | 865 kB | Shaun Ewing | Aug 05, 1969 00:00 | US-3460112-A // Magnetic domain propagation device // Andrew H. Bobeck ; Reginald A. Kaenel // Bell Telephone Labor Inc | ||||
| PDF File 3237580.pdf | 864 kB | Shaun Ewing | Mar 01, 1966 00:00 |
|
US-3237580-A // Signal controlled steering system // Ilgenfritz Lester M. ; Moore Hilbert R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 864 kB | Shaun Ewing | Mar 01, 1966 00:00 | US-3237580-A // Signal controlled steering system // Ilgenfritz Lester M. ; Moore Hilbert R. // Bell Telephone Labor Inc | ||||
| PDF File 3476875.pdf | 864 kB | Shaun Ewing | Nov 04, 1969 00:00 |
|
US-3476875-A // Digital clamping of pulse code modulated television signals // John H. Davis // Bell Telephone Labor Inc | |||
| Version 1 (current) | 864 kB | Shaun Ewing | Nov 04, 1969 00:00 | US-3476875-A // Digital clamping of pulse code modulated television signals // John H. Davis // Bell Telephone Labor Inc | ||||
| PDF File 3515805.pdf | 863 kB | Shaun Ewing | Jun 02, 1970 00:00 |
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US-3515805-A // Data scrambler // Renato D. Fracassi ; John E. Savage // Bell Telephone Labor Inc | |||
| Version 1 (current) | 863 kB | Shaun Ewing | Jun 02, 1970 00:00 | US-3515805-A // Data scrambler // Renato D. Fracassi ; John E. Savage // Bell Telephone Labor Inc | ||||
| PDF File 3309470.pdf | 861 kB | Shaun Ewing | Mar 14, 1967 00:00 |
|
US-3309470-A // Apparatus for indicating disturbances on a communication line // Mayer James H. ; Mitchell Doren // Bell Telephone Labor Inc | |||
| Version 1 (current) | 861 kB | Shaun Ewing | Mar 14, 1967 00:00 | US-3309470-A // Apparatus for indicating disturbances on a communication line // Mayer James H. ; Mitchell Doren // Bell Telephone Labor Inc | ||||
| PDF File 3253089.pdf | 859 kB | Shaun Ewing | May 24, 1966 00:00 |
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US-3253089-A // Equipment for occasional telephone answering-service systems // Breen Charles ; Jr. Robert E. Watson, ; Weinberg Seymour B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 859 kB | Shaun Ewing | May 24, 1966 00:00 | US-3253089-A // Equipment for occasional telephone answering-service systems // Breen Charles ; Jr. Robert E. Watson, ; Weinberg Seymour B. // Bell Telephone Labor Inc | ||||
| PDF File 3541531.pdf | 858 kB | Shaun Ewing | Nov 17, 1970 00:00 |
|
US-3541531-A // Semiconductive memory array wherein operating power is supplied via information paths // John E. Iwersen ; Bernard T. Murphy ; John H. Wuorinen Jr. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Nov 17, 1970 00:00 | US-3541531-A // Semiconductive memory array wherein operating power is supplied via information paths // John E. Iwersen ; Bernard T. Murphy ; John H. Wuorinen Jr. // Bell Telephone Labor Inc | ||||
| PDF File 3413569.pdf | 858 kB | Shaun Ewing | Nov 26, 1968 00:00 |
|
US-3413569-A // Repetitively operating thyristor switch circuit with rapid turn-off action // Harris William B. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 858 kB | Shaun Ewing | Nov 26, 1968 00:00 | US-3413569-A // Repetitively operating thyristor switch circuit with rapid turn-off action // Harris William B. // Bell Telephone Labor Inc | ||||
| PDF File 3497641.pdf | 856 kB | Shaun Ewing | Feb 24, 1970 00:00 |
|
US-3497641-A // Test set for evaluation of echo suppressors // George K. Helder ; John E. Unrue Jr. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Feb 24, 1970 00:00 | US-3497641-A // Test set for evaluation of echo suppressors // George K. Helder ; John E. Unrue Jr. // Bell Telephone Labor Inc | ||||
| PDF File 3230313.pdf | 856 kB | Shaun Ewing | Jan 18, 1966 00:00 |
|
US-3230313-A // Telephone line concentrator system // Fishman George ; Cronier Richard E. Le ; Zebe Charles W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 856 kB | Shaun Ewing | Jan 18, 1966 00:00 | US-3230313-A // Telephone line concentrator system // Fishman George ; Cronier Richard E. Le ; Zebe Charles W. // Bell Telephone Labor Inc | ||||
| PDF File 3369197.pdf | 855 kB | Shaun Ewing | Feb 13, 1968 00:00 |
|
US-3369197-A // Waveguide mode coupler // Giger Adolf J. ; Schottle John J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 855 kB | Shaun Ewing | Feb 13, 1968 00:00 | US-3369197-A // Waveguide mode coupler // Giger Adolf J. ; Schottle John J. // Bell Telephone Labor Inc | ||||
| PDF File 3407404.pdf | 855 kB | Shaun Ewing | Oct 22, 1968 00:00 |
|
US-3407404-A // Directive microwave antenna capable of rotating about two intersecting axes // Cook John S. ; Geyling Franz T. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 855 kB | Shaun Ewing | Oct 22, 1968 00:00 | US-3407404-A // Directive microwave antenna capable of rotating about two intersecting axes // Cook John S. ; Geyling Franz T. // Bell Telephone Labor Inc | ||||
| PDF File 3327057.pdf | 854 kB | Shaun Ewing | Jun 20, 1967 00:00 |
|
US-3327057-A // Speech analysis // Coker Cecil H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 854 kB | Shaun Ewing | Jun 20, 1967 00:00 | US-3327057-A // Speech analysis // Coker Cecil H. // Bell Telephone Labor Inc | ||||
| PDF File 3328538.pdf | 853 kB | Shaun Ewing | Jun 27, 1967 00:00 |
|
US-3328538-A // Operator service indicator and check circuit // Germanton Charles E. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 853 kB | Shaun Ewing | Jun 27, 1967 00:00 | US-3328538-A // Operator service indicator and check circuit // Germanton Charles E. // Bell Telephone Labor Inc |
