|
FR857806A
(fr)
*
|
1939-04-07 |
1940-10-01 |
Materiel Telephonique |
Système commandés par impulsions électriques
|
|
US2474224A
(en)
*
|
1939-04-28 |
1949-06-28 |
Int Standard Electric Corp |
Electronic switch
|
|
NL69984C
(US06262066-20010717-C00424.png)
*
|
1939-05-26 |
|
|
|
|
US2446945A
(en)
*
|
1942-08-25 |
1948-08-10 |
Rca Corp |
Electronic computing device
|
|
US2436677A
(en)
*
|
1942-12-31 |
1948-02-24 |
Rca Corp |
Incremental deflection of cathoderay beam
|
|
US2498081A
(en)
*
|
1944-12-29 |
1950-02-21 |
Bell Telephone Labor Inc |
Electronic counting
|
|
US2517712A
(en)
*
|
1945-01-24 |
1950-08-08 |
Bendix Aviat Corp |
Electronic counter
|
|
US3340361A
(en)
*
|
1945-07-09 |
1967-09-05 |
Bell Telephone Labor Inc |
Signaling system with cathode ray tube quantizer
|
|
US2528020A
(en)
*
|
1945-07-24 |
1950-10-31 |
Philco Corp |
Mask controlled feedback system for cathode-ray tubes
|
|
US2477008A
(en)
*
|
1945-08-01 |
1949-07-26 |
Rosen Leo |
Electrical apparatus
|
|
US3104316A
(en)
*
|
1945-08-20 |
1963-09-17 |
Philip H Allen |
Registers
|
|
NL71624C
(US06262066-20010717-C00424.png)
*
|
1945-09-20 |
|
|
|
|
US2472774A
(en)
*
|
1945-10-17 |
1949-06-07 |
Farnsworth Res Corp |
Irregular interlace scanning system
|
|
US3076146A
(en)
*
|
1945-12-27 |
1963-01-29 |
Bell Telephone Labor Inc |
Cathode beam tube circuit having means for converting current variations to stepped waveform
|
|
US2556179A
(en)
*
|
1946-03-02 |
1951-06-12 |
Int Standard Electric Corp |
Multiple pulse producing system
|
|
BE473041A
(US06262066-20010717-C00424.png)
*
|
1946-04-06 |
|
|
|
|
US2528100A
(en)
*
|
1946-05-31 |
1950-10-31 |
Bell Telephone Labor Inc |
Electronic calculator
|
|
NL75979C
(US06262066-20010717-C00424.png)
*
|
1946-10-23 |
|
|
|
|
US2531624A
(en)
*
|
1947-05-01 |
1950-11-28 |
Bell Telephone Labor Inc |
Selective signaling system
|
|
US2719248A
(en)
*
|
1947-07-11 |
1955-09-27 |
Josephson Bengt Adolf Sanmel |
Electron discharge device
|
|
US2565486A
(en)
*
|
1947-11-10 |
1951-08-28 |
Int Standard Electric Corp |
Pulse duration separation system
|
|
US2587734A
(en)
*
|
1947-12-22 |
1952-03-04 |
Meguer V Kalfaian |
Modulator tube and circuits
|
|
US2786193A
(en)
*
|
1948-03-10 |
1957-03-19 |
Raytheon Mfg Co |
Underwater sound system
|
|
US2599368A
(en)
*
|
1948-05-10 |
1952-06-03 |
Bell Telephone Labor Inc |
Beam switching system
|
|
US2670405A
(en)
*
|
1948-06-10 |
1954-02-23 |
Bell Telephone Labor Inc |
Signaling system employing electron beams
|
|
US2599949A
(en)
*
|
1948-06-24 |
1952-06-10 |
Nat Union Radio Corp |
Electronic stepping switch
|
|
US2781171A
(en)
*
|
1948-09-17 |
1957-02-12 |
Northrop Aircraft Inc |
Electronic counting tube
|
|
US2560166A
(en)
*
|
1949-01-14 |
1951-07-10 |
Jr William E Glenn |
Pulse analyzer
|
|
US2632147A
(en)
*
|
1949-02-09 |
1953-03-17 |
Bell Telephone Labor Inc |
Communication system employing pulse code modulation
|
|
US2564908A
(en)
*
|
1949-03-08 |
1951-08-21 |
Nat Union Radio Corp |
Voltage sampling and electron beam holding arrangement
|
|
GB656170A
(en)
*
|
1949-07-29 |
1951-08-15 |
Gen Electric Co Ltd |
Improvements in and relating to cathode ray tube distributors, for use, for example,in multi-channel pulse signalling systems
|
|
US2609455A
(en)
*
|
1949-11-30 |
1952-09-02 |
Bell Telephone Labor Inc |
Telephone system
|
|
US2728911A
(en)
*
|
1950-04-11 |
1955-12-27 |
Cutler Phil |
Frequency selective device
|
|
US2704336A
(en)
*
|
1951-01-03 |
1955-03-15 |
Kazan Benjamin |
Pulse counting tube
|
|
US2795376A
(en)
*
|
1951-08-17 |
1957-06-11 |
Stevens Res Foundation |
Computing unit for addition and multiplication
|
|
US2940047A
(en)
*
|
1955-09-14 |
1960-06-07 |
Burroughs Corp |
Multi-position electronic gating circuits
|
|
US3035202A
(en)
*
|
1959-04-21 |
1962-05-15 |
Gen Dynamics Corp |
Counting tube system
|
