|
US2732548A
(en)
*
|
|
1956-01-24 |
|
Electronic system for correlating |
|
US2626348A
(en)
*
|
1945-08-08 |
1953-01-20 |
Westinghouse Electric Corp |
Airborne radio relay and broadcast system
|
|
GB587351A
(en)
*
|
1943-09-15 |
1947-04-23 |
Frederick Calland Williams |
Improvements in or relating to radio navigation systems
|
|
BE480685A
(US07655688-20100202-C00086.png)
*
|
1944-04-29 |
|
|
|
|
US2471416A
(en)
*
|
1944-05-05 |
1949-05-31 |
Standard Telephones Cables Ltd |
Radio communicating system
|
|
BE474059A
(US07655688-20100202-C00086.png)
*
|
1944-08-25 |
|
|
|
|
US2532719A
(en)
*
|
1944-10-16 |
1950-12-05 |
John H Homrighous |
Dimensional radio communication system
|
|
US2523295A
(en)
*
|
1945-06-07 |
1950-09-26 |
Farnsworth Res Corp |
Airways navigational system
|
|
US2531393A
(en)
*
|
1945-06-08 |
1950-11-28 |
Burnight T Robert |
Electronic coordinating system
|
|
US2523748A
(en)
*
|
1946-01-29 |
1950-09-26 |
Bell Telephone Labor Inc |
Carrier telegraph system
|
|
BE471236A
(US07655688-20100202-C00086.png)
*
|
1946-02-15 |
|
|
|
|
US2481516A
(en)
*
|
1946-03-22 |
1949-09-13 |
Lance R Jacobsen |
Mobile telephone system
|
|
US2535107A
(en)
*
|
1946-04-19 |
1950-12-26 |
Panoramic Radio Corp |
Navigational system
|
|
US2672607A
(en)
*
|
1946-06-10 |
1954-03-16 |
Jr James H Mulligan |
System for suppressing unwanted recognition signals
|
|
US2649540A
(en)
*
|
1946-07-08 |
1953-08-18 |
John H Homrighous |
Multiplex radiophone communication system
|
|
US2637022A
(en)
*
|
1947-01-16 |
1953-04-28 |
Radio Industrie Sa |
Communication system between two stations linked by television
|
|
NL139323B
(nl)
*
|
1947-03-19 |
|
Ici Ltd |
Werkwijze voor het polymeriseren van alkenen-1.
|
|
US2525815A
(en)
*
|
1947-03-20 |
1950-10-17 |
Raymond G Lloyd |
System of radio aids for aerial navigation
|
|
US2608684A
(en)
*
|
1947-03-29 |
1952-08-26 |
Standard Telephones Cables Ltd |
Radio navigation system
|
|
US2579591A
(en)
*
|
1947-04-19 |
1951-12-25 |
Westinghouse Electric Corp |
Relay system
|
|
US2588916A
(en)
*
|
1948-02-02 |
1952-03-11 |
Gen Railway Signal Co |
Navigational system for airways traffic control
|
|
US2588930A
(en)
*
|
1947-04-22 |
1952-03-11 |
Gen Railway Signal Co |
Airway traffic control system
|
|
US2623208A
(en)
*
|
1947-06-16 |
1952-12-23 |
Wallace |
Traffic control system
|
|
US2524776A
(en)
*
|
1947-07-02 |
1950-10-10 |
Standard Telephones Cables Ltd |
Pulse time modulation repeater system
|
|
US2631194A
(en)
*
|
1947-07-22 |
1953-03-10 |
Int Standard Electric Corp |
Telecommunication system
|
|
US2490061A
(en)
*
|
1947-07-31 |
1949-12-06 |
United Air Lines Inc |
Radio-wire communication system
|
|
US2636166A
(en)
*
|
1947-09-10 |
1953-04-21 |
Rca Corp |
Bearing deviation indication system
|
|
US2502317A
(en)
*
|
1947-09-30 |
1950-03-28 |
Rca Corp |
Radio navigation
|
|
US2534844A
(en)
*
|
1947-11-26 |
1950-12-19 |
Panoramic Radio Corp |
Gated triple synchrometric system
|
|
US2666198A
(en)
*
|
1948-03-15 |
1954-01-12 |
Wallace |
Synchrometric radar system
|
|
US2980903A
(en)
*
|
1948-03-19 |
1961-04-18 |
Goodyear Aircraft Corp |
Radar-command system of time coded pulses
|
|
US2572235A
(en)
*
|
1948-03-30 |
1951-10-23 |
Bell Telephone Labor Inc |
Multichannel intermodulation interference reduction radio communication system
|
|
US2514436A
(en)
*
|
1948-06-18 |
1950-07-11 |
Luis W Alvarez |
Airway monitoring and control system
|
|
FR995166A
(US07655688-20100202-C00086.png)
*
|
1948-09-09 |
|
|
|
|
US2642524A
(en)
*
|
1948-11-04 |
1953-06-16 |
Gen Electric Co Ltd |
Radio communication system
|
|
US2781509A
(en)
*
|
1948-11-30 |
1957-02-12 |
Rca Corp |
Side-lobe rejection circuit for pulse radar system
|
|
US2800651A
(en)
*
|
1948-11-30 |
1957-07-23 |
Rca Corp |
Radio beacon
|
|
US2678437A
(en)
*
|
1949-04-27 |
1954-05-11 |
Gen Railway Signal Co |
Air traffic control system
|
|
US2571386A
(en)
*
|
1949-09-16 |
1951-10-16 |
Rca Corp |
Early warning relay system
|
|
US2918532A
(en)
*
|
1955-02-25 |
1959-12-22 |
Itt |
Multiplex transmission system
|
|
USRE24590E
(en)
*
|
1952-04-07 |
1959-01-20 |
|
parker |
|
US2887659A
(en)
*
|
1955-07-26 |
1959-05-19 |
Bendix Aviat Corp |
Signal network
|
|
US2904674A
(en)
*
|
1956-11-29 |
1959-09-15 |
Bell Telephone Labor Inc |
Radiant energy highway communication system with controlled directive antenna
|
|
US3539924A
(en)
*
|
1967-10-12 |
1970-11-10 |
Bell Telephone Labor Inc |
Zoned mobile radio telephone system
|
|
JPH0530000A
(ja)
*
|
1991-07-18 |
1993-02-05 |
Fujitsu Ltd |
移動体通信方式
|
|
US7973730B2
(en)
*
|
2006-12-29 |
2011-07-05 |
Broadcom Corporation |
Adjustable integrated circuit antenna structure
|
