US2831983A
(en)
*
|
1952-06-11 |
1958-04-22 |
Bell Telephone Labor Inc |
Trigger circuit
|
NL191850A
(zh)
*
|
1952-10-09 |
|
|
|
US2876285A
(en)
*
|
1953-02-02 |
1959-03-03 |
Bell Telephone Labor Inc |
Transistor switching network for communication system
|
BE528029A
(zh)
*
|
1953-04-20 |
|
|
|
US2827574A
(en)
*
|
1953-08-24 |
1958-03-18 |
Hoffman Electronics Corp |
Multivibrators
|
US2919355A
(en)
*
|
1953-12-31 |
1959-12-29 |
Sylvania Electric Prod |
Bi-stable transistor circuit
|
US2906889A
(en)
*
|
1953-12-31 |
1959-09-29 |
Ibm |
Binary trigger circuit employing single transistor
|
US2762921A
(en)
*
|
1953-12-31 |
1956-09-11 |
Ibm |
Binary trigger circuit
|
GB739880A
(en)
*
|
1954-05-14 |
1955-11-02 |
Mullard Radio Valve Co Ltd |
Improvements in or relating to circuit arrangements for supplying alternating current to a utilization device
|
US2933620A
(en)
*
|
1954-05-27 |
1960-04-19 |
Sylvania Electric Prod |
Two-input ring counters
|
NL195355A
(zh)
*
|
1954-06-29 |
|
|
|
US2843761A
(en)
*
|
1954-07-29 |
1958-07-15 |
Arthur W Carlson |
High speed transistor flip-flops
|
US2880331A
(en)
*
|
1954-09-30 |
1959-03-31 |
Ibm |
Time controlled signal discriminator circuit
|
USRE24678E
(en)
*
|
1954-12-29 |
1959-08-11 |
|
pinckaers |
US2888579A
(en)
*
|
1955-03-07 |
1959-05-26 |
North American Aviation Inc |
Transistor multivibrator
|
US2820143A
(en)
*
|
1955-04-19 |
1958-01-14 |
Hughes Aircraft Co |
Transistor phase detector
|
US2888580A
(en)
*
|
1955-05-02 |
1959-05-26 |
North American Aviation Inc |
Transistor multivibrator
|
US2905835A
(en)
*
|
1955-05-27 |
1959-09-22 |
Teletype Corp |
Transistor relay and signal shaping device
|
US2827545A
(en)
*
|
1955-05-27 |
1958-03-18 |
Westinghouse Electric Corp |
Control apparatus
|
BE549248A
(zh)
*
|
1955-07-05 |
|
|
|
US3113217A
(en)
*
|
1955-08-03 |
1963-12-03 |
Sylvania Electric Prod |
Trigger circuits employing transistors of complementary characteristics
|
US2892100A
(en)
*
|
1955-08-03 |
1959-06-23 |
Sylvania Electric Prod |
Power transistor switching circuits
|
US2916636A
(en)
*
|
1955-08-09 |
1959-12-08 |
Thompson Ramo Wooldridge Inc |
Current feedback multivibrator utilizing transistors
|
US2916637A
(en)
*
|
1955-08-09 |
1959-12-08 |
Thompson Ramo Wooldridge Inc |
Multivibrator circuits with improved power-frequency capacity
|
US2897353A
(en)
*
|
1955-10-20 |
1959-07-28 |
Philco Corp |
Non-linear device varying impedance match between antenna and radio frequency stages
|
US2986649A
(en)
*
|
1955-10-25 |
1961-05-30 |
Teletype Corp |
Transistor multivibrator circuits
|
US2903606A
(en)
*
|
1955-11-18 |
1959-09-08 |
Hughes Aircraft Co |
Logical decision circuitry for digital computation
|
US2954484A
(en)
*
|
1956-02-13 |
1960-09-27 |
Gen Precision Inc |
Direct coupled transistor flip-flop
|
US2921192A
(en)
*
|
1956-03-12 |
1960-01-12 |
Monroe Calculating Machine |
Flip-flop
|
US3087070A
(en)
*
|
1956-03-21 |
1963-04-23 |
Nat Res Dev |
Electronic storage and switching arrangements
|
US2918587A
(en)
*
|
1956-04-02 |
1959-12-22 |
Hughes Aircraft Co |
Clock-pulse insertion circuit
|
US2814736A
(en)
*
|
1956-05-14 |
1957-11-26 |
Hughes Aircraft Co |
Linear saw-tooth wave generator
|
US2892102A
(en)
*
|
1956-06-22 |
1959-06-23 |
Westinghouse Electric Corp |
Frequency halver
|
US2951950A
(en)
*
|
1956-09-04 |
1960-09-06 |
Ibm |
Variable pulse width control
|
US2976427A
(en)
*
|
1956-09-27 |
1961-03-21 |
North American Aviation Inc |
Transistor multivibrator
|
DE1047839B
(de)
*
|
1956-10-09 |
1958-12-31 |
Philips Nv |
Bistabile Kippschaltung mit zwei Transistoren des stromverstaerkenden Typs
|
US2934659A
(en)
*
|
1956-11-16 |
1960-04-26 |
Bell Telephone Labor Inc |
Monostable trigger circuit
|
US2970226A
(en)
*
|
1956-11-20 |
1961-01-31 |
Texas Instruments Inc |
Electronic timing device
|
BE563126A
(zh)
*
|
1956-12-14 |
|
|
|
US2992340A
(en)
*
|
1956-12-21 |
1961-07-11 |
Hughes Aircraft Co |
Amplitude discriminating system
|
US2916638A
(en)
*
|
1956-12-28 |
1959-12-08 |
Burroughs Corp |
High speed complementing flip flop
|
DE1065874B
(zh)
*
|
1957-03-22 |
|
|
|
US2947882A
(en)
*
|
1957-12-30 |
1960-08-02 |
Ibm |
Transistor trigger circuits
|
US2977540A
(en)
*
|
1958-03-10 |
1961-03-28 |
Gen Radio Co |
Electric switching circuits
|
LU38283A1
(zh)
*
|
1958-07-31 |
|
|
|
US3042812A
(en)
*
|
1958-08-05 |
1962-07-03 |
Sperry Rand Corp |
Multivibrators with particular input circuits
|
US3041477A
(en)
*
|
1958-08-08 |
1962-06-26 |
Budts Lucien |
Multivibrator circuit arrangement
|
US2982869A
(en)
*
|
1959-02-25 |
1961-05-02 |
Bell Telephone Labor Inc |
Semiconductor trigger circuit
|
US3152263A
(en)
*
|
1959-04-30 |
1964-10-06 |
Gen Electric |
Semiconductor logic circuit with voltage dividing base channels
|
GB962680A
(en)
*
|
1961-04-08 |
1964-07-01 |
Sony Corp |
A transistor logic circuit element
|
US3307045A
(en)
*
|
1964-03-04 |
1967-02-28 |
Burroughs Corp |
Transformer control circuits for flip-flops
|