US3225305A
(en)
*
|
1954-04-29 |
1965-12-21 |
Franklin F Offner |
Symmetrical transistor amplifier which is self-compensating with respect to changes in temperature
|
NL101209C
(da)
*
|
1954-05-03 |
|
|
|
US2933620A
(en)
*
|
1954-05-27 |
1960-04-19 |
Sylvania Electric Prod |
Two-input ring counters
|
US2860258A
(en)
*
|
1954-09-17 |
1958-11-11 |
Bell Telephone Labor Inc |
Transistor decade counter
|
US3017084A
(en)
*
|
1954-11-26 |
1962-01-16 |
Raytheon Co |
Magnetic core shift register
|
US2876438A
(en)
*
|
1955-01-20 |
1959-03-03 |
Burroughs Corp |
Regenerative shift register
|
US2910594A
(en)
*
|
1955-02-08 |
1959-10-27 |
Ibm |
Magnetic core building block
|
US2954481A
(en)
*
|
1955-03-17 |
1960-09-27 |
Sperry Rand Corp |
Digital multivibrator
|
BE549077A
(da)
*
|
1955-06-28 |
|
|
|
US2964694A
(en)
*
|
1955-08-17 |
1960-12-13 |
Honeywell Regulator Co |
Electrical regulating apparatus
|
US2964693A
(en)
*
|
1955-08-17 |
1960-12-13 |
Honeywell Regulator Co |
Current regulator
|
DE1068763B
(de)
*
|
1955-08-23 |
1959-11-12 |
Automatic Electric Laboratories, Inc., Chicago, 111. (V. St. A.) |
Schaltungsanordnung zum zweidrahtmäßigen Verbinden von Leitungsabschnitten über eine Zeitmultiplexubertragungsleitung
|
US2925958A
(en)
*
|
1955-10-25 |
1960-02-23 |
Kienzle Apparate Gmbh |
Method and apparatus for counting electrical impulses
|
US2937332A
(en)
*
|
1955-12-19 |
1960-05-17 |
Gordon H Cork |
Magnetic relay
|
US2958075A
(en)
*
|
1956-01-30 |
1960-10-25 |
Sperry Rand Corp |
Shift register
|
NL207695A
(da)
*
|
1956-06-05 |
|
|
|
NL218614A
(da)
*
|
1956-07-02 |
|
|
|
US2849624A
(en)
*
|
1956-08-31 |
1958-08-26 |
Richard L Snyder |
Saturable reactance circuits
|
NL220446A
(da)
*
|
1956-09-04 |
|
|
|
GB822937A
(en)
*
|
1956-10-22 |
1959-11-04 |
Gen Electric Co Ltd |
Improvements in or relating to digital data storage apparatus
|
US2971332A
(en)
*
|
1956-11-13 |
1961-02-14 |
Bendix Corp |
Electrical timing control apparatus
|
NL222924A
(da)
*
|
1956-12-03 |
|
|
|
US2941090A
(en)
*
|
1957-01-31 |
1960-06-14 |
Rca Corp |
Signal-responsive circuits
|
NL215652A
(da)
*
|
1957-03-22 |
|
|
|
US2903601A
(en)
*
|
1957-03-29 |
1959-09-08 |
Burroughs Corp |
Transistor-magnetic core relay complementing flip flop
|
US2912681A
(en)
*
|
1957-05-08 |
1959-11-10 |
Paull Stephen |
Counter circuit
|
US2955264A
(en)
*
|
1957-05-24 |
1960-10-04 |
Rca Corp |
Modulation system
|
US3007142A
(en)
*
|
1957-06-06 |
1961-10-31 |
Ibm |
Magnetic flux storage system
|
US2925469A
(en)
*
|
1957-08-02 |
1960-02-16 |
Rca Corp |
Multiplex modulation communication system
|
US3061797A
(en)
*
|
1957-11-07 |
1962-10-30 |
Bell Telephone Labor Inc |
Shifting reference transistor oscillator
|
US3010096A
(en)
*
|
1957-12-27 |
1961-11-21 |
Westinghouse Electric Corp |
Counter circuit
|
US2989651A
(en)
*
|
1957-12-31 |
1961-06-20 |
Bell Telephone Labor Inc |
Transistor pulse generator
|
BE569266A
(da)
*
|
1957-12-31 |
|
|
|
US2966595A
(en)
*
|
1957-12-31 |
1960-12-27 |
Ibm |
Pulse sensing system
|
US3134023A
(en)
*
|
1958-04-11 |
1964-05-19 |
Ibm |
Protection of transistor circuits against predictable overloading
|
BE538749A
(da)
*
|
1958-04-21 |
|
|
|
US3056931A
(en)
*
|
1958-05-07 |
1962-10-02 |
Itt |
Transistorized generator of telephone ringing current
|
US3030521A
(en)
*
|
1958-05-29 |
1962-04-17 |
William H Lucke |
Magnetic core binary counter
|
US3002107A
(en)
*
|
1958-06-02 |
1961-09-26 |
Ibm |
Transformer coupling of logical circuits
|
US3018389A
(en)
*
|
1958-06-03 |
1962-01-23 |
Rca Corp |
Delay circuit using magnetic cores and transistor storage devices
|
US3102206A
(en)
*
|
1958-06-11 |
1963-08-27 |
Gen Electric |
Saturable current transformer-transistor circuit
|
US3047731A
(en)
*
|
1958-07-14 |
1962-07-31 |
Smith Corona Marchant Inc |
Magnetic core circuit
|
US3089077A
(en)
*
|
1958-10-06 |
1963-05-07 |
Basler Electric Co |
Transistor converters
|
NL247148A
(da)
*
|
1958-10-14 |
|
|
|
DE1070225B
(da)
*
|
1958-11-07 |
1959-12-03 |
Standard Elektrik Lorenz Aktiengesellschaft, Stuttgart-Zuffenhausen |
|
DE1110218B
(de)
*
|
1958-11-08 |
1961-07-06 |
Telefunken Patent |
Bistabile Kippschaltung
|
US3193691A
(en)
*
|
1959-12-23 |
1965-07-06 |
Ibm |
Driver circuit
|
US3067378A
(en)
*
|
1960-03-17 |
1962-12-04 |
Gen Electric |
Transistor converter
|
US3079542A
(en)
*
|
1960-03-29 |
1963-02-26 |
North Electric Co |
Current supply apparatus
|
US3076925A
(en)
*
|
1960-03-29 |
1963-02-05 |
North Electric Co |
Current supply apparatus
|
US3135832A
(en)
*
|
1960-12-20 |
1964-06-02 |
Electro Mechanical Res Inc |
Current transformer coupling means for time sequential switching of low level signals
|
US3157864A
(en)
*
|
1961-01-09 |
1964-11-17 |
Gulton Ind Inc |
Controil for magnetic memory matrix
|
BE623037A
(da)
*
|
1961-09-29 |
1900-01-01 |
|
|
DE1172723B
(de)
*
|
1962-03-07 |
1964-06-25 |
Telefunken Patent |
Bistabile Kippschaltung mit zwei Transistoren und einem Speicherkern, insbesondere zur Verwendung in elektronischen Speicher-schaltungen fuer die Pegelregelung in der Traegerfrequenz-Nachrichtentechnik
|
US3278918A
(en)
*
|
1963-02-18 |
1966-10-11 |
Gen Signal Corp |
Binary counter
|
US3421024A
(en)
*
|
1963-07-31 |
1969-01-07 |
Gen Time Corp |
Bistable magnetic device
|
US3683208A
(en)
*
|
1970-12-23 |
1972-08-08 |
North Electric Co |
Power supply circuit arrangement utilizing regenerative current feedback
|
FR2279271A1
(fr)
*
|
1973-12-14 |
1976-02-13 |
Alkan R & Cie |
Dispositif de memorisation d'un systeme de comptage par tores magnetiques
|