US2536035A
(en)
*
|
1939-12-12 |
1951-01-02 |
Claud E Cleeton |
Means for producing a variable number of pulses
|
US2573316A
(en)
*
|
1941-05-23 |
1951-10-30 |
Ibm |
Commutator
|
US2403561A
(en)
*
|
1942-11-28 |
1946-07-09 |
Rca Corp |
Multiplex control system
|
US2404047A
(en)
*
|
1943-01-21 |
1946-07-16 |
Rca Corp |
Electronic computing device
|
US2521788A
(en)
*
|
1945-03-01 |
1950-09-12 |
Rca Corp |
Electronic counter
|
NL72116C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1945-04-17 |
|
|
|
US2429228A
(en)
*
|
1945-06-11 |
1947-10-21 |
Rca Corp |
Electronic computer
|
US2502360A
(en)
*
|
1947-03-14 |
1950-03-28 |
Bell Telephone Labor Inc |
Electronic computer
|
US2563106A
(en)
*
|
1948-04-28 |
1951-08-07 |
Rca Corp |
Coincidence indicator for electronic counters
|
US2609143A
(en)
*
|
1948-06-24 |
1952-09-02 |
George R Stibitz |
Electronic computer for addition and subtraction
|
US2542644A
(en)
*
|
1948-09-01 |
1951-02-20 |
Bell Telephone Labor Inc |
Multistage ring circuit
|
US2558447A
(en)
*
|
1948-12-30 |
1951-06-26 |
Rca Corp |
High-speed frequency divider
|
US2701095A
(en)
*
|
1949-02-12 |
1955-02-01 |
George R Stibitz |
Electronic computer for division
|
NL152498B
(nl)
*
|
1949-03-24 |
|
Badya Builders |
Kettingstopper.
|
NL81653C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1949-04-14 |
|
|
|
USRE24447E
(en)
*
|
1949-04-27 |
1958-03-25 |
|
Diagnostic information monitoring |
US2585630A
(en)
*
|
1949-05-03 |
1952-02-12 |
Remington Rand Inc |
Digit shifting circuit
|
BE498160A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1949-09-17 |
|
|
|
US2531076A
(en)
*
|
1949-10-22 |
1950-11-21 |
Rca Corp |
Bistable semiconductor multivibrator circuit
|
FR1000832A
(fr)
*
|
1949-11-23 |
1952-02-18 |
Electronique & Automatisme Sa |
Circuits opérateurs pour signaux électriques codés
|
CH320391A
(de)
*
|
1949-11-25 |
1957-03-31 |
Standard Telephones Cables Ltd |
Schaltung mit Informationsspeicher
|
US2617931A
(en)
*
|
1949-12-24 |
1952-11-11 |
Stromberg Carlson Co |
Pulse commutating ring counter circuit
|
NL96169C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1950-01-07 |
|
|
|
US2789760A
(en)
*
|
1950-02-01 |
1957-04-23 |
Emi Ltd |
Electrical computing apparatus
|
US2697549A
(en)
*
|
1950-03-18 |
1954-12-21 |
Gen Electric |
Electronic multiradix counter of matrix type
|
US2724553A
(en)
*
|
1950-04-05 |
1955-11-22 |
Automatic Elect Lab |
Time interval meter
|
US2687473A
(en)
*
|
1950-04-13 |
1954-08-24 |
Remington Rand Inc |
Signal cycling device
|
FR1041803A
(fr)
*
|
1950-05-17 |
1953-10-27 |
Nat Res Dev |
Perfectionnements aux montages compteurs électroniques
|
BE497486A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1950-05-17 |
1900-01-01 |
|
|
US2625326A
(en)
*
|
1950-05-25 |
1953-01-13 |
Ncr Co |
Electronic accumulator
|
FR1026931A
(fr)
*
|
1950-10-02 |
1953-05-05 |
Electronique & Automatisme Sa |
Perfectionnements aux circuits de totalisation
|
US2644887A
(en)
*
|
1950-12-18 |
1953-07-07 |
Res Corp Comp |
Synchronizing generator
|
US2731201A
(en)
*
|
1950-12-21 |
1956-01-17 |
Ibm |
Electronic counter
|
US2703678A
(en)
*
|
1950-12-26 |
1955-03-08 |
Friden Calculating Machine Co |
Electronic counter
|
US2790599A
(en)
*
|
1951-02-27 |
1957-04-30 |
Electronique & Automatisme Sa |
Electronic digital adder and multiplier
|
GB678427A
(en)
*
|
1951-03-09 |
1952-09-03 |
British Tabulating Mach Co Ltd |
Improvements in electronic adding devices
|
BE509630A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1951-03-30 |
|
|
|
US2690303A
(en)
*
|
1951-04-03 |
1954-09-28 |
Marchant Calculators Inc |
Counter
|
FR1035453A
(fr)
*
|
1951-04-16 |
1953-08-25 |
Bull Sa Machines |
Dispositifs de multiplication et de division
|
US2775402A
(en)
*
|
1951-05-25 |
1956-12-25 |
Weiss Eric |
Coded decimal summer
|
BE512434A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1951-06-27 |
|
|
|
BE513097A
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
*
|
1951-07-27 |
|
|
|
NL167908B
(nl)
*
|
1951-09-26 |
|
Wabco Fahrzeugbremsen Gmbh |
Meertraps-rembedieningsinrichting.
|
US2787416A
(en)
*
|
1951-10-23 |
1957-04-02 |
Hughes Aircraft Co |
Electrical calculating machines
|
US2774868A
(en)
*
|
1951-12-21 |
1956-12-18 |
Ibm |
Binary-decade counter
|
US2781446A
(en)
*
|
1952-03-28 |
1957-02-12 |
Sperry Rand Corp |
Pulse cycling circuit
|
NL180037B
(nl)
*
|
1952-07-21 |
|
Dana Corp |
Wrijvingskoppeling, alsmede verbindingsring voor toepassing bij deze koppeling.
|
US2745006A
(en)
*
|
1952-08-18 |
1956-05-08 |
Jeffrey C Chu |
Binary counter
|
US2674733A
(en)
*
|
1952-12-02 |
1954-04-06 |
Hughes Tool Co |
Electronic sorting system
|
US2801334A
(en)
*
|
1953-04-06 |
1957-07-30 |
Ibm |
Dynamic storage circuit
|