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Attachments
| Name | Size | Creator | Creation Date | Labels | Comment | |||
|---|---|---|---|---|---|---|---|---|
| PDF File 2820100.pdf | 985 kB | Shaun Ewing | Jan 14, 1958 00:00 |
|
US-2820100-A // Station identification device // Abbott Henry H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 985 kB | Shaun Ewing | Jan 14, 1958 00:00 | US-2820100-A // Station identification device // Abbott Henry H. // Bell Telephone Labor Inc | ||||
| PDF File 2859414.pdf | 985 kB | Shaun Ewing | Nov 04, 1958 00:00 |
|
US-2859414-A // Delay network // Lundry Walter R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 985 kB | Shaun Ewing | Nov 04, 1958 00:00 | US-2859414-A // Delay network // Lundry Walter R. // Bell Telephone Labor Inc | ||||
| PDF File 2804592.pdf | 984 kB | Shaun Ewing | Aug 27, 1957 00:00 |
|
US-2804592-A // Methods of and apparatus for measuring the capacitance of an insulated wire // Biskeborn Merle C. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 984 kB | Shaun Ewing | Aug 27, 1957 00:00 | US-2804592-A // Methods of and apparatus for measuring the capacitance of an insulated wire // Biskeborn Merle C. // Bell Telephone Labor Inc | ||||
| PDF File 2963661.pdf | 984 kB | Shaun Ewing | Dec 06, 1960 00:00 |
|
US-2963661-A // Wave guide filter // Seidel Harold // Bell Telephone Labor Inc | |||
| Version 1 (current) | 984 kB | Shaun Ewing | Dec 06, 1960 00:00 | US-2963661-A // Wave guide filter // Seidel Harold // Bell Telephone Labor Inc | ||||
| PDF File 2927967.pdf | 982 kB | Shaun Ewing | Mar 08, 1960 00:00 |
|
US-2927967-A // Negative impedance repeater // Edson James O. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 982 kB | Shaun Ewing | Mar 08, 1960 00:00 | US-2927967-A // Negative impedance repeater // Edson James O. // Bell Telephone Labor Inc | ||||
| PDF File 2907959.pdf | 982 kB | Shaun Ewing | Oct 06, 1959 00:00 |
|
US-2907959-A // Finline phase shifter // Robertson Sloan D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 982 kB | Shaun Ewing | Oct 06, 1959 00:00 | US-2907959-A // Finline phase shifter // Robertson Sloan D. // Bell Telephone Labor Inc | ||||
| PDF File 2955212.pdf | 982 kB | Shaun Ewing | Oct 04, 1960 00:00 |
|
US-2955212-A // Magnetic control circuits // Mallery Paul // Bell Telephone Labor Inc | |||
| Version 1 (current) | 982 kB | Shaun Ewing | Oct 04, 1960 00:00 | US-2955212-A // Magnetic control circuits // Mallery Paul // Bell Telephone Labor Inc | ||||
| PDF File 2879442.pdf | 981 kB | Shaun Ewing | Mar 24, 1959 00:00 |
|
US-2879442-A // Direct view storage tube // Kompfner Rudolf ; Poole Kenneth M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 981 kB | Shaun Ewing | Mar 24, 1959 00:00 | US-2879442-A // Direct view storage tube // Kompfner Rudolf ; Poole Kenneth M. // Bell Telephone Labor Inc | ||||
| PDF File 2790849.pdf | 980 kB | Shaun Ewing | Apr 30, 1957 00:00 |
|
US-2790849-A // Motor control for motor-driven telephone designation transmitters // Lovell Clarence A. ; Newby Neal D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 980 kB | Shaun Ewing | Apr 30, 1957 00:00 | US-2790849-A // Motor control for motor-driven telephone designation transmitters // Lovell Clarence A. ; Newby Neal D. // Bell Telephone Labor Inc | ||||
| PDF File 2794863.pdf | 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 | |||
| 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 2802050.pdf | 979 kB | Shaun Ewing | Aug 06, 1957 00:00 |
|
US-2802050-A // Telegraph transmission system // Mahoney Joseph A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 979 kB | Shaun Ewing | Aug 06, 1957 00:00 | US-2802050-A // Telegraph transmission system // Mahoney Joseph A. // Bell Telephone Labor Inc | ||||
| PDF File 2951125.pdf | 979 kB | Shaun Ewing | Aug 30, 1960 00:00 |
|
US-2951125-A // Electronic switching network // Andrews Robert J. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 979 kB | Shaun Ewing | Aug 30, 1960 00:00 | US-2951125-A // Electronic switching network // Andrews Robert J. // Bell Telephone Labor Inc | ||||
| PDF File 2921272.pdf | 977 kB | Shaun Ewing | Jan 12, 1960 00:00 |
|
US-2921272-A // Finline coupler // Friis Harald T. ; Robertson Sloan D. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 977 kB | Shaun Ewing | Jan 12, 1960 00:00 | US-2921272-A // Finline coupler // Friis Harald T. ; Robertson Sloan D. // Bell Telephone Labor Inc | ||||
| PDF File 2860278.pdf | 977 kB | Shaun Ewing | Nov 11, 1958 00:00 |
|
US-2860278-A // Non-reciprocal wave transmission // Cook John S. ; Kompfner Rudolf ; Poole Kenneth M. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 977 kB | Shaun Ewing | Nov 11, 1958 00:00 | US-2860278-A // Non-reciprocal wave transmission // Cook John S. ; Kompfner Rudolf ; Poole Kenneth M. // Bell Telephone Labor Inc | ||||
| PDF File 2897489.pdf | 976 kB | Shaun Ewing | Jul 28, 1959 00:00 |
|
US-2897489-A // Circuits for improving the stability of ultrasonic delay lines // Motte Frank E. De ; Denton Eugene C. ; Hoffman Thomas R. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 976 kB | Shaun Ewing | Jul 28, 1959 00:00 | US-2897489-A // Circuits for improving the stability of ultrasonic delay lines // Motte Frank E. De ; Denton Eugene C. ; Hoffman Thomas R. // Bell Telephone Labor Inc | ||||
| PDF File 2808464.pdf | 974 kB | Shaun Ewing | Oct 01, 1957 00:00 |
|
US-2808464-A // Carrier ringing circuit // Wcber Laurance A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Oct 01, 1957 00:00 | US-2808464-A // Carrier ringing circuit // Wcber Laurance A. // Bell Telephone Labor Inc | ||||
| PDF File 2944114.pdf | 974 kB | Shaun Ewing | Jul 05, 1960 00:00 |
|
US-2944114-A // Communication switching system employing gas tubes // Ketchledge Raymond W. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Jul 05, 1960 00:00 | US-2944114-A // Communication switching system employing gas tubes // Ketchledge Raymond W. // Bell Telephone Labor Inc | ||||
| PDF File 2871395.pdf | 974 kB | Shaun Ewing | Jan 27, 1959 00:00 |
|
US-2871395-A // Magnetic structures for traveling wave tubes // Cioffi Paul P. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 974 kB | Shaun Ewing | Jan 27, 1959 00:00 | US-2871395-A // Magnetic structures for traveling wave tubes // Cioffi Paul P. // Bell Telephone Labor Inc | ||||
| PDF File 2875281.pdf | 972 kB | Shaun Ewing | Feb 24, 1959 00:00 |
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US-2875281-A // Telephone ringing system // Townsend Mark A. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 972 kB | Shaun Ewing | Feb 24, 1959 00:00 | US-2875281-A // Telephone ringing system // Townsend Mark A. // Bell Telephone Labor Inc | ||||
| PDF File 2759142.pdf | 969 kB | Shaun Ewing | Aug 14, 1956 00:00 |
|
US-2759142-A // Transistor and electromagnetic control apparatus // Hamilton Billy H. // Bell Telephone Labor Inc | |||
| Version 1 (current) | 969 kB | Shaun Ewing | Aug 14, 1956 00:00 | US-2759142-A // Transistor and electromagnetic control apparatus // Hamilton Billy H. // Bell Telephone Labor Inc |
