US2733437A
(en)
*
|
|
1956-01-31 |
|
maeder |
US2704490A
(en)
*
|
|
1955-03-22 |
|
hammond |
US2454841A
(en)
*
|
1938-07-16 |
1948-11-30 |
Sackville William |
Apparatus for detecting the presence and position of an invisible body by infrared radiation
|
BE475045A
(fr)
*
|
1938-09-30 |
|
|
|
NL64946C
(fr)
*
|
1939-12-05 |
|
|
|
FR864403A
(fr)
*
|
1939-12-06 |
1941-04-26 |
Csf |
Perfectionnements aux systèmes de détection d'obstacles, en particulier d'obstacles aériens
|
US2589965A
(en)
*
|
1940-01-10 |
1952-03-18 |
Rost Helge Fabian |
System for locating, indicating, and/or following objects in space
|
US2855592A
(en)
*
|
1940-04-27 |
1958-10-07 |
Int Standard Electric Corp |
Position finding system for gun fire control
|
US2523398A
(en)
*
|
1940-06-29 |
1950-09-26 |
Bell Telephone Labor Inc |
Radio wave transmission
|
US2505587A
(en)
*
|
1940-07-05 |
1950-04-25 |
Raytheon Mfg Co |
Sound ranging
|
US2468032A
(en)
*
|
1941-02-28 |
1949-04-26 |
Int Standard Electric Corp |
Direction and distance indicating system
|
NL79494C
(fr)
*
|
1941-03-05 |
|
|
|
US2419999A
(en)
*
|
1941-06-14 |
1947-05-06 |
Rca Corp |
Orienting mechanism for pulse echo systems
|
US2435569A
(en)
*
|
1941-08-05 |
1948-02-10 |
Sperry Gyroscope Co Inc |
Synchronized radio transmission
|
US2435615A
(en)
*
|
1941-09-30 |
1948-02-10 |
Board |
Object detecting and locating system
|
US2426189A
(en)
*
|
1941-10-04 |
1947-08-26 |
Bell Telephone Labor Inc |
Object locating system
|
US2541030A
(en)
*
|
1941-10-30 |
1951-02-13 |
Standard Telephones Cables Ltd |
Radio pulse distance and direction indicator
|
US2471516A
(en)
*
|
1941-12-20 |
1949-05-31 |
Bell Telephone Labor Inc |
Plan position indicating system and method
|
US2457199A
(en)
*
|
1942-01-09 |
1948-12-28 |
Best Frank Ellison |
Proximity and direction indicator
|
US2468751A
(en)
*
|
1942-01-16 |
1949-05-03 |
Sperry Corp |
Object detecting and locating system
|
US2480829A
(en)
*
|
1942-01-29 |
1949-09-06 |
Research Corp |
Radio direction indicating apparatus
|
FR962509A
(fr)
*
|
1942-02-14 |
1950-06-14 |
|
|
US2415566A
(en)
*
|
1942-02-21 |
1947-02-11 |
Rca Corp |
Cathode-ray indicator
|
BE481269A
(fr)
*
|
1942-03-23 |
|
|
|
US2660721A
(en)
*
|
1942-04-09 |
1953-11-24 |
Robert M Page |
Radio echo ranging apparatus
|
US2416346A
(en)
*
|
1942-04-14 |
1947-02-25 |
Bell Telephone Labor Inc |
Visual reception of radio waves
|
US2415103A
(en)
*
|
1942-04-20 |
1947-02-04 |
Sperry Gyroscope Co Inc |
Directive antenna structure
|
US2617982A
(en)
*
|
1942-04-30 |
1952-11-11 |
Sperry Corp |
Radio gun control system
|
US2779939A
(en)
*
|
1942-05-07 |
1957-01-29 |
Robert M Page |
Indicating systems
|
US2952014A
(en)
*
|
1942-05-19 |
1960-09-06 |
Sperry Rand Corp |
Object detecting and locating system
|
US2980904A
(en)
*
|
1942-06-08 |
1961-04-18 |
Gen Electric |
Cathode ray apparatus
|
US2724099A
(en)
*
|
1942-06-26 |
1955-11-15 |
Raytheon Mfg Co |
Signalling apparatus
|
US2433369A
(en)
*
|
1942-07-24 |
1947-12-30 |
Standard Telephones Cables Ltd |
Antenna system and method of using same
|
US2628350A
(en)
*
|
1942-07-27 |
1953-02-10 |
Robert M Page |
Radio frequency energy range and direction finder
|
US2500552A
(en)
*
|
1942-08-13 |
1950-03-14 |
Rca Corp |
Electronic indicator system for radar with spinning antenna or the like
|
US2677127A
(en)
*
|
1942-08-21 |
1954-04-27 |
Robert M Page |
Radio echo indicating apparatus
|
US2557949A
(en)
*
|
1942-08-22 |
1951-06-26 |
Standard Telephones Cables Ltd |
Fire control system
|
US2514828A
(en)
*
|
1942-09-12 |
1950-07-11 |
Sperry Corp |
Synthesized stereoscopic vision
|
US2426217A
(en)
*
|
1942-09-14 |
1947-08-26 |
Standard Telephones Cables Ltd |
Direction and distance indicating system
|
US2629866A
(en)
*
|
1942-09-19 |
1953-02-24 |
Robert M Page |
Position indicating apparatus
|
US2415678A
(en)
*
|
1942-10-03 |
1947-02-11 |
Gen Electric |
Antenna
|
US2433843A
(en)
*
|
1942-10-17 |
1948-01-06 |
Sperry Gyroscope Co Inc |
Fixed gun interaircraft fire control system
|
US2436655A
(en)
*
|
1942-11-16 |
1948-02-24 |
Gen Electric |
Directive radiant energy locating and indicating system
|
US2610319A
(en)
*
|
1942-11-17 |
1952-09-09 |
Robert M Page |
Radio echo apparatus
|
US2594317A
(en)
*
|
1942-11-21 |
1952-04-29 |
Sperry Corp |
Corrected data tracking system
|
US2726385A
(en)
*
|
1942-11-28 |
1955-12-06 |
James R Moore |
Double lobe pulse echo locator display
|
FR963712A
(fr)
*
|
1942-12-07 |
1950-07-19 |
|
|
US2754509A
(en)
*
|
1942-12-07 |
1956-07-10 |
William M Hall |
Radio echo detection system for determining range and direction of objects in space
|
US2452349A
(en)
*
|
1942-12-24 |
1948-10-26 |
Gen Electric |
Directive radio antenna
|
US2419239A
(en)
*
|
1943-01-08 |
1947-04-22 |
Sperry Gyroscope Co Inc |
Fire control system
|
US2448007A
(en)
*
|
1943-01-08 |
1948-08-31 |
Sperry Corp |
Self-controlled projectile
|
US2607032A
(en)
*
|
1943-01-30 |
1952-08-12 |
Standard Telephones Cables Ltd |
Radio direction and location determining system
|
US2438576A
(en)
*
|
1943-02-02 |
1948-03-30 |
Rost Helge Fabian |
Device for locating and following of objects
|
US2737652A
(en)
*
|
1943-02-18 |
1956-03-06 |
Sperry Rand Corp |
Fixed gun inter-aircraft fire control system
|
US2419567A
(en)
*
|
1943-02-27 |
1947-04-29 |
Standard Telephones Cables Ltd |
Radio detection system
|
US2585950A
(en)
*
|
1943-03-06 |
1952-02-19 |
Joseph J Malin |
Range-height indicator
|
US2446024A
(en)
*
|
1943-03-13 |
1948-07-27 |
Gen Electric |
Directive radio system
|
US2499349A
(en)
*
|
1943-03-31 |
1950-03-07 |
Sperry Corp |
Obstacle avoidance system
|
US2421593A
(en)
*
|
1943-04-06 |
1947-06-03 |
Gen Electric |
Coaxial half-wave microwave antenna
|
US2523858A
(en)
*
|
1943-04-17 |
1950-09-26 |
Henry R Bodemuller |
Radio apparatus for visualizing distant objects
|
US2671613A
(en)
*
|
1943-04-19 |
1954-03-09 |
Sperry Corp |
Electrical gun directing system
|
US2432101A
(en)
*
|
1943-04-19 |
1947-12-09 |
Sperry Gyroscope Co Inc |
Indicating method and apparatus for detection systems
|
US2615158A
(en)
*
|
1943-05-01 |
1952-10-21 |
Edwin K Stodola |
Radio object locating system
|
US2502974A
(en)
*
|
1943-05-14 |
1950-04-04 |
Us Sec War |
Blind landing system
|
US2426654A
(en)
*
|
1943-05-25 |
1947-09-02 |
Sperry Gyroscope Co Inc |
Remote indicator for radio pulse systems
|
US2419219A
(en)
*
|
1943-05-25 |
1947-04-22 |
Sperry Gyroscope Co Inc |
Phase responsive circuits
|
US2513279A
(en)
*
|
1943-06-12 |
1950-07-04 |
Bradley James Albert |
Remote detection and control system
|
US2540121A
(en)
*
|
1943-06-17 |
1951-02-06 |
Sperry Corp |
Stereoscopic object locating system
|
US2543753A
(en)
*
|
1943-06-30 |
1951-03-06 |
Sperry Corp |
Color altimetry
|
US2701352A
(en)
*
|
1943-07-13 |
1955-02-01 |
Gen Electric |
Navigation apparatus
|
US2421747A
(en)
*
|
1943-07-14 |
1947-06-10 |
Bell Telephone Labor Inc |
Object locating system
|
US2437286A
(en)
*
|
1943-08-17 |
1948-03-09 |
Sperry Corp |
Radar device
|
US2520945A
(en)
*
|
1943-08-18 |
1950-09-05 |
Sperry Corp |
Wave transmission apparatus
|
US2550700A
(en)
*
|
1943-08-19 |
1951-05-01 |
Sperry Corp |
Radio-optical tracking apparatus
|
US2470939A
(en)
*
|
1943-09-03 |
1949-05-24 |
Rca Corp |
Radio detection and location system indicating azimuth and elevation
|
US2857591A
(en)
*
|
1943-09-04 |
1958-10-21 |
Westinghouse Electric Corp |
Radio locators
|
US2418158A
(en)
*
|
1943-09-16 |
1947-04-01 |
Bell Telephone Labor Inc |
Gunfire control
|
US2519397A
(en)
*
|
1943-10-16 |
1950-08-22 |
Richard H Ranger |
Radio location device
|
US2467361A
(en)
*
|
1943-10-28 |
1949-04-12 |
Gen Electric |
Phase comparator
|
US2468269A
(en)
*
|
1943-11-03 |
1949-04-26 |
Production Instr Company |
Radio direction finding equipment
|
US2775757A
(en)
*
|
1943-11-19 |
1956-12-25 |
Louis D Ellsworth |
Auxiliary indicator for radio-echo detection system
|
US2567939A
(en)
*
|
1943-11-26 |
1951-09-18 |
Csf |
Means for detecting the presence of objects by means of electromagnetic waves
|
US2418846A
(en)
*
|
1943-12-03 |
1947-04-15 |
Bell Telephone Labor Inc |
Submarine detection system
|
US2458654A
(en)
*
|
1943-12-27 |
1949-01-11 |
Bell Telephone Labor Inc |
System for and method of utilizing microwave radiation from the sun
|
US2463094A
(en)
*
|
1944-01-11 |
1949-03-01 |
Gen Railway Signal Co |
Airplane course indicating system
|
US2451632A
(en)
*
|
1944-02-24 |
1948-10-19 |
Bell Telephone Labor Inc |
Control voltage means in pulse receiver
|
US2603777A
(en)
*
|
1944-02-25 |
1952-07-15 |
Richard H Ranger |
Radio system
|
US2555101A
(en)
*
|
1944-02-25 |
1951-05-29 |
Luis W Alvarez |
Aircraft control system
|
US4214241A
(en)
*
|
1944-03-11 |
1980-07-22 |
Tellier Joseph C |
Proximity control system
|
US2416591A
(en)
*
|
1944-04-15 |
1947-02-25 |
Gen Electric |
Radar locating equipment
|
US2524292A
(en)
*
|
1944-04-18 |
1950-10-03 |
Rca Corp |
Radio vision system with high-speed scanner for short radio waves
|
US2606318A
(en)
*
|
1944-04-19 |
1952-08-05 |
Leland J Haworth |
Radar system having spiral and conical scanning antenna and tridimensional indicator
|
US2559511A
(en)
*
|
1944-04-27 |
1951-07-03 |
Rca Corp |
Object detection system utilizing radio pulses
|
US2473974A
(en)
*
|
1944-05-18 |
1949-06-21 |
Schuck Oscar Hugo |
Underwater sound detecting and indicating system
|
US2630563A
(en)
*
|
1944-05-25 |
1953-03-03 |
Leland J Haworth |
Pulse echo range azimuth and elevation presentation
|
US2501479A
(en)
*
|
1944-06-30 |
1950-03-21 |
Hughes Henry & Son Ltd |
Mounting of stabilized platforms on moving vehicles
|
US2488136A
(en)
*
|
1944-06-30 |
1949-11-15 |
Rca Corp |
Electronic indicator system
|
US2486197A
(en)
*
|
1944-08-03 |
1949-10-25 |
Hannah M Newbold |
Three-dimensional proximity indication system
|
US2585855A
(en)
*
|
1944-08-11 |
1952-02-12 |
Us Sec War |
Radar ground-controlled approach system for aircraft
|
US2533267A
(en)
*
|
1944-09-08 |
1950-12-12 |
Sperry Corp |
Tracking apparatus
|
US2452388A
(en)
*
|
1944-09-20 |
1948-10-26 |
Philco Corp |
Electromagnetic system
|
US2540035A
(en)
*
|
1944-09-23 |
1951-01-30 |
Isaac P Rodman |
Electronic control system for echo-ranging apparatus
|
US2666191A
(en)
*
|
1944-10-02 |
1954-01-12 |
Harold P Knauss |
Underwater sound detecting and indicating system
|
US2508562A
(en)
*
|
1944-10-10 |
1950-05-23 |
Us Sec War |
Position locating method
|
US2517702A
(en)
*
|
1944-11-03 |
1950-08-08 |
Offner Franklin |
Locating device
|
US2530060A
(en)
*
|
1944-11-27 |
1950-11-14 |
Jr James Vance Holdam |
Radio object location indicator
|
US2572127A
(en)
*
|
1944-11-30 |
1951-10-23 |
Gen Railway Signal Co |
Airway traffic control system
|
US2704843A
(en)
*
|
1944-12-01 |
1955-03-22 |
Uniated States Of America As R |
Upsilon-beam radar system
|
US2700762A
(en)
*
|
1944-12-01 |
1955-01-25 |
Richard W Lee |
Radar system
|
US2962694A
(en)
*
|
1945-02-01 |
1960-11-29 |
Raytheon Co |
Ranging system
|
US2519603A
(en)
*
|
1945-03-17 |
1950-08-22 |
Reber Grote |
Navigational instrument
|
US2475363A
(en)
*
|
1945-04-10 |
1949-07-05 |
Raytheon Mfg Co |
System for echo ranging
|
US2597348A
(en)
*
|
1945-04-18 |
1952-05-20 |
Us Sec War |
Range height indicator
|
US2541324A
(en)
*
|
1945-04-20 |
1951-02-13 |
Bell Telephone Labor Inc |
Motion translating mechanism
|
US2703880A
(en)
*
|
1945-05-02 |
1955-03-08 |
Longacre Andrew |
Radio object locating system
|
US2724825A
(en)
*
|
1945-05-07 |
1955-11-22 |
Lee L Davenport |
Radar direction finding system
|
US2605418A
(en)
*
|
1945-05-09 |
1952-07-29 |
Albert M Grass |
Scanning system
|
US2803819A
(en)
*
|
1945-06-07 |
1957-08-20 |
William R Blair |
Object locating system
|
US2526314A
(en)
*
|
1945-08-17 |
1950-10-17 |
Gen Electric |
Radio detection and ranging system employing multiple scan
|
US2443643A
(en)
*
|
1945-09-07 |
1948-06-22 |
Bell Telephone Labor Inc |
Wave modifying device
|
US2634412A
(en)
*
|
1945-09-14 |
1953-04-07 |
Ralph E Meagher |
Remote position marker
|
US2562341A
(en)
*
|
1945-10-30 |
1951-07-31 |
Merle A Starr |
Alternating azimuth sweep
|
US2519017A
(en)
*
|
1945-11-09 |
1950-08-15 |
Gen Electric |
Phase lag correction circuit for the sweep circuit of a radio echo system
|
GB612521A
(en)
*
|
1945-12-06 |
1948-11-15 |
Gecil Alfred Laws |
Improvements in and relating to object-locating and -detecting systems
|
US2570298A
(en)
*
|
1945-12-19 |
1951-10-09 |
Wheeler Phillip Rood |
Gyroscopically controlled electrical gun sight
|
US2537822A
(en)
*
|
1945-12-24 |
1951-01-09 |
Bell Telephone Labor Inc |
Spiral scanning mechanism
|
US2563998A
(en)
*
|
1946-03-01 |
1951-08-14 |
Donald D Foster |
Direction finding apparatus
|
GB619868A
(en)
*
|
1946-03-19 |
1949-03-16 |
Noel Meyer Rust |
Improvements in or relating to aerial arrays and feeder arrangements for use therewith
|
US2594078A
(en)
*
|
1946-03-30 |
1952-04-22 |
Bell Telephone Labor Inc |
Electronic marker for cathode-ray indicator tubes
|
US2530905A
(en)
*
|
1946-04-06 |
1950-11-21 |
Csf |
Aircraft altimeter, particularly applicable to low altitudes
|
US2514617A
(en)
*
|
1946-04-13 |
1950-07-11 |
Bell Telephone Labor Inc |
Directive scanning antenna system
|
US2479539A
(en)
*
|
1946-06-25 |
1949-08-16 |
Tomlinson I Moseley |
Radar scanner unit
|
US2544355A
(en)
*
|
1946-07-31 |
1951-03-06 |
Rca Corp |
Obstacle-detector indicator system
|
US2602923A
(en)
*
|
1946-09-17 |
1952-07-08 |
Bendix Aviat Corp |
Stereoscopic system for threedimensional location of air-craft
|
US2617032A
(en)
*
|
1946-10-18 |
1952-11-04 |
Donald K Allison |
Navigational device
|
US2588035A
(en)
*
|
1946-12-16 |
1952-03-04 |
Gilfillan Bros Inc |
Electronic indicator and viewing means for two variables
|
BE479578A
(fr)
*
|
1947-01-16 |
|
|
|
US2556673A
(en)
*
|
1947-04-17 |
1951-06-12 |
Bell Telephone Labor Inc |
Composite scanning system for object location
|
US2494368A
(en)
*
|
1947-04-30 |
1950-01-10 |
Curtiss Wright Corp |
Arrangement of aircraft propulsion and radio viewing components
|
US2648062A
(en)
*
|
1948-02-26 |
1953-08-04 |
Rost Helge Fabian |
System and means for determination of distance and direction
|
US2520693A
(en)
*
|
1948-04-22 |
1950-08-29 |
Rca Corp |
Direction finder
|
US2654083A
(en)
*
|
1948-07-06 |
1953-09-29 |
Hartford Nat Bank & Trust Co |
Radar equipment
|
US2560265A
(en)
*
|
1948-12-24 |
1951-07-10 |
Jr Charles Adler |
Airplane proximity indicator
|
US2684479A
(en)
*
|
1949-10-11 |
1954-07-20 |
Us Navy |
Position or voltage comparator circuit
|
US2994869A
(en)
*
|
1950-05-23 |
1961-08-01 |
Orville C Woodyard |
Microwave antenna system
|
US2660722A
(en)
*
|
1950-07-22 |
1953-11-24 |
Ley Gordon |
Radio scanning system
|
DE943597C
(de)
*
|
1951-04-10 |
1956-05-24 |
Gasaccumulator Svenska Ab |
Vorrichtung zur selbsttaetigen Verstaerkungsregelung bei Empfaengern fuer Funkpeilung
|
DE1069224B
(fr)
*
|
1955-02-10 |
1959-11-19 |
|
|
US3028595A
(en)
*
|
1955-02-10 |
1962-04-03 |
Lab For Electronics Inc |
Radar guidance system
|
DE1229741B
(de)
*
|
1955-05-27 |
1966-12-01 |
Int Standard Electric Corp |
Radaranlage fuer den bodengesteuerten Landeanflug von Luftfahrzeugen
|
US2970187A
(en)
*
|
1956-01-30 |
1961-01-31 |
Curtis V Hinton |
Passive automatic tracking device
|
US3061670A
(en)
*
|
1961-01-30 |
1962-10-30 |
Telectro Ind Corp |
Means for transmitting video information over transmission lines
|
US3193824A
(en)
*
|
1962-04-17 |
1965-07-06 |
Eitzenberger |
Aircraft landing system
|
US3508274A
(en)
*
|
1966-12-14 |
1970-04-21 |
Raymond B Kesler |
Motor driven portable dipole antenna
|