US2904761A
(en)
*
|
|
1959-09-15 |
|
Eisler |
DE975102C
(de)
*
|
1937-01-02 |
1961-08-10 |
Aeg |
Anordnung zur Steuerung von Wechselstroemen mit Hilfe einer gleichstromvormagnetisierten Drosselspule
|
DE899368C
(de)
*
|
1938-05-26 |
1953-12-10 |
Aeg |
Gleichstrom-Kompensationsverstaerker
|
DE899369C
(de)
*
|
1938-06-01 |
1953-12-10 |
Aeg |
Verstaerker fuer kleine Gleichstroeme, insbesondere fuer Messzwecke
|
DE758289C
(de)
*
|
1938-08-19 |
1953-03-02 |
Siemens App |
Richtungsempfindlicher Magnetverstaerker
|
DE886923C
(de)
*
|
1939-05-10 |
1953-08-17 |
Aeg |
Gleichstrom-Kompensationsverstaerker
|
US2436807A
(en)
*
|
1939-12-09 |
1948-03-02 |
Sperry Corp |
Electrical follow-up system
|
US3020843A
(en)
*
|
1942-06-04 |
1962-02-13 |
Wadlron S Macdonald |
High gain signal amplifying device adapted for use with a marine mine
|
US2573255A
(en)
*
|
1942-06-16 |
1951-10-30 |
Asea Ab |
Means for reproducing a direct current
|
US2468554A
(en)
*
|
1943-03-19 |
1949-04-26 |
Gen Electric |
Apparatus for magnetic field investigation
|
US2464639A
(en)
*
|
1945-04-13 |
1949-03-15 |
Leeds & Northrup Co |
Magnetic amplifier
|
US3153764A
(en)
*
|
1945-06-20 |
1964-10-20 |
Gustaf W Elmen |
Magnetic amplifier
|
US2503039A
(en)
*
|
1945-09-17 |
1950-04-04 |
Askania Regulator Co |
Electrical control circuit employing magnetic amplification
|
US2560284A
(en)
*
|
1945-10-26 |
1951-07-10 |
Automatic Elect Lab |
Voltage regulating system
|
US2831929A
(en)
*
|
1946-06-27 |
1958-04-22 |
Rossi Bruno |
Magnetic amplifier
|
NL161529B
(nl)
*
|
1946-09-30 |
|
Int Technische Handelsondernem |
Hei-installatie ten minste bestaande uit een heiblok en een heimuts, alsmede heimuts uit een dergelijke installatie.
|
US2519495A
(en)
*
|
1947-01-11 |
1950-08-22 |
Bell Telephone Labor Inc |
Magnetostrictive core and method of making it
|
NL76066C
(fr)
*
|
1948-05-28 |
|
|
|
US2710313A
(en)
*
|
1948-10-12 |
1955-06-07 |
Vickers Inc |
Electromagnetic audio amplifiers
|
US2730574A
(en)
*
|
1948-12-22 |
1956-01-10 |
Gen Electric |
Magnetic amplifier
|
US2657281A
(en)
*
|
1950-02-15 |
1953-10-27 |
Ward Leonard Electric Co |
Electromagnetic audio amplifier
|
US2745908A
(en)
*
|
1951-01-10 |
1956-05-15 |
Sperry Rand Corp |
Magnetic amplifier
|
BE506490A
(fr)
*
|
1951-01-16 |
|
|
|
US2692954A
(en)
*
|
1951-02-27 |
1954-10-26 |
Rca Corp |
Pulse generator
|
US2758162A
(en)
*
|
1951-03-02 |
1956-08-07 |
Magnetics Inc |
Magnetic amplifier
|
US2790948A
(en)
*
|
1951-06-19 |
1957-04-30 |
Lear Inc |
Magnetic modulator systems
|
US2719885A
(en)
*
|
1951-07-20 |
1955-10-04 |
Jr Robert A Ramey |
Magnetic amplifier with high gain and rapid response
|
US2783315A
(en)
*
|
1951-07-20 |
1957-02-26 |
Jr Robert A Ramey |
Magnetic amplifier control circuit
|
US2802186A
(en)
*
|
1952-04-19 |
1957-08-06 |
Cgs Lab Inc |
Saturable core apparatus
|
US2679621A
(en)
*
|
1952-08-06 |
1954-05-25 |
Gen Precision Lab Inc |
Saturable transformer amplifier
|
NL174273B
(nl)
*
|
1952-12-01 |
|
Emmelot Galvanisch Bv |
Werkwijze voor het tegen corrosie beschermen van gietijzeren voorwerpen.
|
BE526536A
(fr)
*
|
1953-02-17 |
|
|
|
US2781420A
(en)
*
|
1953-08-21 |
1957-02-12 |
North American Aviation Inc |
Amplifier
|
US2776379A
(en)
*
|
1953-12-31 |
1957-01-01 |
Gen Motors Corp |
Constant frequency power supply
|
NL197976A
(fr)
*
|
1954-06-11 |
|
|
|
US2926300A
(en)
*
|
1954-06-16 |
1960-02-23 |
George A Rubissow |
Push-pull magnetic amplifier and circuits therefor
|
US2798168A
(en)
*
|
1954-07-27 |
1957-07-02 |
Sperry Rand Corp |
Magnetic amplifier and flip-flop circuit embodying the same
|
US2809353A
(en)
*
|
1954-09-30 |
1957-10-08 |
Bendix Aviat Corp |
Magnetic amplifier modulator
|
US2882352A
(en)
*
|
1954-11-19 |
1959-04-14 |
Honeywell Regulator Co |
D. c. amplifier system
|
US2830196A
(en)
*
|
1955-03-04 |
1958-04-08 |
Sperry Rand Corp |
Magnetic amplifier with feedback
|
US2793336A
(en)
*
|
1955-03-28 |
1957-05-21 |
Wilhelm A Geyger |
Means for eliminating asymmetry zerodrift errors in magnetic servo amplifiers
|
NL104987C
(fr)
*
|
1955-04-01 |
|
|
|
US3064181A
(en)
*
|
1956-09-04 |
1962-11-13 |
Bell Telephone Labor Inc |
Magnetic amplifier
|
US3049695A
(en)
*
|
1956-12-31 |
1962-08-14 |
Rca Corp |
Memory systems
|
US3027526A
(en)
*
|
1957-12-23 |
1962-03-27 |
Burroughs Corp |
Magnetic core assembly
|
US3015073A
(en)
*
|
1958-05-26 |
1961-12-26 |
Mamon Michel |
Magnetic amplifier
|
US3101451A
(en)
*
|
1958-10-17 |
1963-08-20 |
Honeywell Regulator Co |
Direct current amplifier system with feedback controlled high impedance input circuit
|
US2980868A
(en)
*
|
1959-04-07 |
1961-04-18 |
United Aircraft Corp |
Fail-safe modulation circuit
|
US3137823A
(en)
*
|
1961-11-30 |
1964-06-16 |
Cioccio Armand |
Magnetic amplifier
|
US3243717A
(en)
*
|
1962-03-29 |
1966-03-29 |
Bendix Corp |
D. c. operational amplifier
|
GB1200486A
(en)
*
|
1967-04-18 |
1970-07-29 |
Int Computers Ltd |
Data transmitting apparatus
|
US3801907A
(en)
*
|
1972-10-12 |
1974-04-02 |
M Lilienstein |
Direct current measurement
|
EP0010921B1
(fr)
*
|
1978-10-30 |
1983-02-09 |
Hitachi, Ltd. |
Dispositif à réactances saturables pour détecter un courant continu
|
US4274051A
(en)
*
|
1979-07-27 |
1981-06-16 |
Bell Telephone Laboratories, Incorporated |
Electromagnetic arrangement for measuring electrical current
|
JP5258344B2
(ja)
*
|
2008-03-27 |
2013-08-07 |
京セラドキュメントソリューションズ株式会社 |
画像形成装置
|