US2736007A
(en)
*
|
|
1956-02-21 |
|
Teledata system |
US2616977A
(en)
*
|
|
1952-11-04 |
|
Sheetsxsheet i |
US2406803A
(en)
*
|
1941-12-16 |
1946-09-03 |
Standard Telephones Cables Ltd |
High-frequency electrical communication system
|
BE477832A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1942-03-12 |
|
|
|
US2474244A
(en)
*
|
1944-05-19 |
1949-06-28 |
Standard Telephones Cables Ltd |
Amplitude modulated time modulated pulse system
|
US2472705A
(en)
*
|
1944-07-17 |
1949-06-07 |
John H Homrighous |
Time division carrier multiplex telephone system
|
BE479412A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1944-08-07 |
|
|
|
FR960543A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-01-03 |
1950-04-20 |
|
|
BE477651A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-03-01 |
|
|
|
US3924074A
(en)
*
|
1945-05-19 |
1975-12-02 |
Bell Telephone Labor Inc |
Pulse position modulation key signaling system
|
US2520534A
(en)
*
|
1945-08-18 |
1950-08-29 |
Bell Telephone Labor Inc |
Multiplex pulse repeater
|
GB604817A
(en)
*
|
1945-12-28 |
1948-07-09 |
Standard Telephones Cables Ltd |
Improvements relating to multi-channel pulse communication systems
|
BE476632A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-12-31 |
|
|
|
US3934078A
(en)
*
|
1946-05-01 |
1976-01-20 |
Bell Telephone Laboratories, Incorporated |
Key generating system
|
US4396801A
(en)
*
|
1946-06-11 |
1983-08-02 |
Bell Telephone Laboratories, Incorporated |
Multiplex communication system employing pulse code modulation
|
BE479963A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1946-06-22 |
|
|
|
US2523703A
(en)
*
|
1946-06-25 |
1950-09-26 |
Research Corp |
System for transmitting signal modulated pulses
|
US2497411A
(en)
*
|
1946-07-25 |
1950-02-14 |
Stromberg Carlson Co |
Pulse transmission system
|
US2721899A
(en)
*
|
1946-07-25 |
1955-10-25 |
Gen Dynamics Corp |
Pulse communication system
|
BE478251A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1946-07-27 |
|
|
|
BE477244A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1946-08-24 |
|
|
|
US2468703A
(en)
*
|
1946-09-26 |
1949-04-26 |
Serdex Inc |
Chronometric electronic radiosonde system
|
GB652357A
(en)
*
|
1946-11-21 |
1951-04-25 |
Gen Electric Co Ltd |
Improvements in and relating to multi-channel signalling systems
|
US2557581A
(en)
*
|
1947-02-15 |
1951-06-19 |
Rock Ola Mfg Corp |
Remote control system
|
US2610295A
(en)
*
|
1947-10-30 |
1952-09-09 |
Bell Telephone Labor Inc |
Pulse code modulation communication system
|
US2597038A
(en)
*
|
1947-11-19 |
1952-05-20 |
Int Standard Electric Corp |
Two-way electric pulse communication system
|
GB680702A
(en)
*
|
1947-12-07 |
1952-10-08 |
Standard Telephones Cables Ltd |
Mixed modulation in pulsed intercommunication systems
|
US2587734A
(en)
*
|
1947-12-22 |
1952-03-04 |
Meguer V Kalfaian |
Modulator tube and circuits
|
US2658189A
(en)
*
|
1948-01-09 |
1953-11-03 |
Bell Telephone Labor Inc |
Signaling system based on orthogonal functions
|
US2541932A
(en)
*
|
1948-05-19 |
1951-02-13 |
Bell Telephone Labor Inc |
Multiplex speech interpolation system
|
US2750566A
(en)
*
|
1948-06-04 |
1956-06-12 |
Raytheon Mfg Co |
Telemetering transmission system
|
US2655652A
(en)
*
|
1948-06-28 |
1953-10-13 |
John H Homrighous |
Multiplex time division telephone systems
|
US2680153A
(en)
*
|
1949-01-14 |
1954-06-01 |
Philco Corp |
Multichannel communication system
|
NL86409C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1949-10-26 |
|
|
|