|
US2443434A
(en)
*
|
1944-05-23 |
1948-06-15 |
Press Wireless Inc |
Automatic signal bias control means and apparatus
|
|
IT454467A
(forum.php)
*
|
1944-12-26 |
|
|
|
|
US2591088A
(en)
*
|
1945-11-30 |
1952-04-01 |
Us Navy |
Video blanking circuit
|
|
US2548436A
(en)
*
|
1946-01-25 |
1951-04-10 |
Hazeltine Corp |
Television receiver background control circuit
|
|
US2457268A
(en)
*
|
1946-06-08 |
1948-12-28 |
Rca Corp |
Signaling
|
|
US2550178A
(en)
*
|
1946-11-21 |
1951-04-24 |
Rca Corp |
Direct current reinsertion circuit for television systems
|
|
US2525106A
(en)
*
|
1946-11-21 |
1950-10-10 |
Rca Corp |
Electronic keyer for direct current restoration
|
|
US2554317A
(en)
*
|
1946-12-18 |
1951-05-22 |
Rca Corp |
Clamp circuit
|
|
US2647161A
(en)
*
|
1947-09-17 |
1953-07-28 |
Motorola Inc |
Double triode clamping circuit for direct current reinsertion
|
|
ES187413A1
(es)
*
|
1948-09-25 |
1949-05-01 |
Rca Corp |
Un sistema estabilizador de la frecuencia
|
|
US2710310A
(en)
*
|
1948-11-20 |
1955-06-07 |
Sylvania Electric Prod |
Variable level synchronizing signal clipper
|
|
US2636080A
(en)
*
|
1949-01-26 |
1953-04-21 |
Bell Telephone Labor Inc |
Balanced diode clamper circuit for low-frequency restoration
|
|
NL82308C
(forum.php)
*
|
1949-06-04 |
|
|
|
|
GB697966A
(en)
*
|
1950-07-11 |
1953-10-07 |
Pye Ltd |
Improvements in and relating to television apparatus
|
|
US2760008A
(en)
*
|
1950-08-30 |
1956-08-21 |
Rca Corp |
Amplifier having controllable signal expansion and compression characteristics
|
|
US2802102A
(en)
*
|
1951-06-08 |
1957-08-06 |
Gen Electric Co Ltd |
Electrical pulse slicing circuit
|
|
US2802101A
(en)
*
|
1951-06-23 |
1957-08-06 |
Raytheon Mfg Co |
Pulse stretchers
|
|
US2692333A
(en)
*
|
1951-08-02 |
1954-10-19 |
Rca Corp |
Wave shaping circuit
|
|
US2833862A
(en)
*
|
1953-09-11 |
1958-05-06 |
William A Tolson |
Multiplexing commutators
|
|
US2792496A
(en)
*
|
1953-09-24 |
1957-05-14 |
Rca Corp |
Stabilized direct current setting apparatus
|
|
US2843737A
(en)
*
|
1954-09-20 |
1958-07-15 |
Rca Corp |
Sweep expander bias circuit
|
|
US2898457A
(en)
*
|
1954-11-30 |
1959-08-04 |
Underwood Corp |
Amplifier circuit
|
|
US2894131A
(en)
*
|
1955-07-18 |
1959-07-07 |
Hoffman Electronics Corp |
Electronic selective circuit or the like
|
|
US2836719A
(en)
*
|
1955-08-23 |
1958-05-27 |
California Research Corp |
Methods and apparatus for shifting seismic record timing pulses
|
|
US2976356A
(en)
*
|
1955-09-09 |
1961-03-21 |
Thompson Ramo Wooldridge Inc |
Slow sweep television system
|
|
US2929015A
(en)
*
|
1955-10-26 |
1960-03-15 |
Fleming Lawrence |
Electrically variable impedance
|
|
US2947864A
(en)
*
|
1955-12-05 |
1960-08-02 |
Minnesota Mining & Mfg |
Apparatus for recording television signals
|
|
US2861185A
(en)
*
|
1956-01-27 |
1958-11-18 |
Bell Telephone Labor Inc |
Compensated plate type limiter
|
|
NL94889C
(forum.php)
*
|
1956-09-27 |
|
|
|
|
BE563196A
(forum.php)
*
|
1956-12-15 |
|
|
|
|
US3121224A
(en)
*
|
1958-09-08 |
1964-02-11 |
Bendix Corp |
Clutter residue reduction for mti radar systems
|
|
NL245481A
(forum.php)
*
|
1958-11-24 |
1900-01-01 |
|
|
|
US3432763A
(en)
*
|
1966-12-13 |
1969-03-11 |
Hewlett Packard Co |
Amplifier employing nonlinear dc negative feedback to stabilize its dc operating point
|