US2460287A
(en)
*
|
1938-01-17 |
1949-02-01 |
Univ Leland Stanford Junior |
Radiating electromagnetic resonator
|
DE750692C
(de)
*
|
1939-05-20 |
1955-07-07 |
Telefunken Gmbh |
Anordnung zur Ankopplung einer Hochfrequenzdoppeldrahtleitung an eine Hohlrohrleitung
|
US2688746A
(en)
*
|
1940-03-29 |
1954-09-07 |
Radar Inc |
Impedance control coupling and decoupling system
|
US2523398A
(en)
*
|
1940-06-29 |
1950-09-26 |
Bell Telephone Labor Inc |
Radio wave transmission
|
DE905384C
(de)
*
|
1940-10-03 |
1954-03-01 |
Julius Pintsch K G |
Einrichtung zum Aussenden oder Empfangen ultrahochfrequenter elektrischer Schwingungen
|
US2416675A
(en)
*
|
1941-11-26 |
1947-03-04 |
Bell Telephone Labor Inc |
Horn antenna system
|
US2531454A
(en)
*
|
1942-02-04 |
1950-11-28 |
Sperry Corp |
Directive antenna structure
|
US2738418A
(en)
*
|
1942-03-09 |
1956-03-13 |
English Electric Valve Co Ltd |
Transmission control devices adapted as a switch
|
BE450272A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1942-05-07 |
|
|
|
US2434925A
(en)
*
|
1942-05-27 |
1948-01-27 |
Sperry Gyroscope Co Inc |
Coupling means for relatively movable wave guides
|
US2573461A
(en)
*
|
1942-06-27 |
1951-10-30 |
Rca Corp |
Antenna
|
US2752485A
(en)
*
|
1942-07-17 |
1956-06-26 |
Westinghouse Electric Corp |
Ultrahigh frequency wave control means
|
BE468045A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1942-07-30 |
|
|
|
GB582088A
(en)
*
|
1942-08-14 |
1946-11-05 |
Edward Cecil Cork |
Improvements in or relating to electromagnetic wave guides
|
FR955556A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1942-09-01 |
1950-01-17 |
|
|
US2501658A
(en)
*
|
1942-10-12 |
1950-03-28 |
Research Corp |
Electromagnetic horn
|
US2546170A
(en)
*
|
1942-12-07 |
1951-03-27 |
George C Schleter |
Radio echo system for aircraft
|
BE471231A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1943-01-30 |
|
|
|
US2415242A
(en)
*
|
1943-02-25 |
1947-02-04 |
Rca Corp |
Switching in wave guide transmission system
|
US2525468A
(en)
*
|
1943-03-29 |
1950-10-10 |
Westinghouse Electric Corp |
Ultra high frequency tube
|
US2422601A
(en)
*
|
1943-05-20 |
1947-06-17 |
Westinghouse Electric Corp |
Ultra high frequency coupling circuit
|
US2482162A
(en)
*
|
1943-06-05 |
1949-09-20 |
Bell Telephone Labor Inc |
Directive microwave antenna
|
US2552489A
(en)
*
|
1943-06-24 |
1951-05-08 |
James L Lawson |
Method and apparatus for adjusting radio echo detection systems
|
US2488419A
(en)
*
|
1943-06-30 |
1949-11-15 |
Rca Corp |
Antenna and lobe switcher
|
US2464276A
(en)
*
|
1943-08-03 |
1949-03-15 |
Sperry Corp |
Radiant energy directivity pattern scanner
|
US2465416A
(en)
*
|
1943-10-02 |
1949-03-29 |
Zenith Radio Corp |
Resonant circuit and radiator
|
US2513205A
(en)
*
|
1943-11-19 |
1950-06-27 |
Us Navy |
Rotatable joint for radio wave guide systems
|
US2455224A
(en)
*
|
1944-06-16 |
1948-11-30 |
Buchwalter Louise |
Antenna
|
BE476546A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-01-01 |
|
|
|
US2486589A
(en)
*
|
1945-02-27 |
1949-11-01 |
Us Navy |
Apple-core reflector antenna
|
US2560353A
(en)
*
|
1945-03-16 |
1951-07-10 |
Bell Telephone Labor Inc |
Cavity resonator
|
US2597862A
(en)
*
|
1945-05-03 |
1952-05-27 |
John H Greig |
Electronic lobing
|
NL71369C
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-06-19 |
|
|
|
US2549783A
(en)
*
|
1945-06-20 |
1951-04-24 |
Standard Telephones Cables Ltd |
Antenna
|
US2570824A
(en)
*
|
1945-07-04 |
1951-10-09 |
Rca Corp |
Wide band antenna
|
US2479209A
(en)
*
|
1945-07-09 |
1949-08-16 |
Chu Lan Jen |
Antenna
|
US2547414A
(en)
*
|
1945-08-08 |
1951-04-03 |
Sichak William |
Antenna
|
BE472157A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-08-13 |
|
|
|
US2679590A
(en)
*
|
1945-09-18 |
1954-05-25 |
Us Navy |
Circular polarization antenna
|
US2573746A
(en)
*
|
1945-09-19 |
1951-11-06 |
Honorary Advisory Council Sci |
Directive antenna for microwaves
|
FR958107A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1945-10-24 |
1950-03-03 |
|
|
US2543468A
(en)
*
|
1945-11-06 |
1951-02-27 |
Henry J Riblet |
Antenna
|
US2484798A
(en)
*
|
1945-12-29 |
1949-10-11 |
Philco Corp |
Signal transmission system
|
US2560541A
(en)
*
|
1946-02-19 |
1951-07-17 |
Sperry Corp |
Electromagnetic-horn apparatus
|
US2602894A
(en)
*
|
1946-02-19 |
1952-07-08 |
Wilmer L Barrow |
Biconical electromagnetic horn
|
US2487622A
(en)
*
|
1946-02-28 |
1949-11-08 |
Rca Corp |
Three-phase slot antenna system
|
US2832936A
(en)
*
|
1946-03-26 |
1958-04-29 |
John S Foster |
Electromagnetic energy phase shifting device
|
US2556969A
(en)
*
|
1946-04-05 |
1951-06-12 |
Samuel J Mason |
Antenna reflector
|
US2548821A
(en)
*
|
1946-04-30 |
1951-04-10 |
Henry J Riblet |
Horn radiator adapted to be fed by a coaxial line
|
US2498073A
(en)
*
|
1946-05-11 |
1950-02-21 |
Bell Telephone Labor Inc |
Microwave electrical testing system
|
US2635190A
(en)
*
|
1946-05-24 |
1953-04-14 |
Henry J Riblet |
Horn radiator adapted to produce circularly polarized waves
|
US2574790A
(en)
*
|
1946-05-24 |
1951-11-13 |
Aircraft Radio Corp |
Wave guide
|
US2611867A
(en)
*
|
1946-08-31 |
1952-09-23 |
Alford Andrew |
Slotted winged cylindrical antenna
|
US2549143A
(en)
*
|
1947-11-06 |
1951-04-17 |
Bell Telephone Labor Inc |
Microwave broadcast antenna
|
US2644090A
(en)
*
|
1948-03-05 |
1953-06-30 |
Dorne Arthur |
Recessed slot antenna
|
US2544100A
(en)
*
|
1948-09-24 |
1951-03-06 |
Miller John Evans |
Apparatus for measuring distances within bores
|
DE973175C
(de)
*
|
1949-02-20 |
1960-01-07 |
Siemens Ag |
Wanderfeldroehre mit Antenne
|
US2810905A
(en)
*
|
1949-08-23 |
1957-10-22 |
Sperry Rand Corp |
High frequency directive beam apparatus
|
US2709241A
(en)
*
|
1950-02-28 |
1955-05-24 |
Raytheon Mfg Co |
Hybrid directional coupler
|
US2686265A
(en)
*
|
1951-01-31 |
1954-08-10 |
Int Standard Electric Corp |
Slot antenna
|
US2697786A
(en)
*
|
1951-02-21 |
1954-12-21 |
Roscoe C Van Camp |
Antenna
|
DE972113C
(de)
*
|
1951-04-08 |
1959-05-21 |
Pintsch Electro G M B H |
Elektrische Weiche
|
BE513377A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1951-07-21 |
|
|
|
US2749545A
(en)
*
|
1951-08-01 |
1956-06-05 |
Itt |
Electromagnetic horn
|
US2671853A
(en)
*
|
1952-03-01 |
1954-03-09 |
Raytheon Mfg Co |
Energy radiation apparatus
|
DE975023C
(de)
*
|
1952-07-24 |
1961-07-06 |
Heinz Dr Phil Graziadei |
Breitband-Richtstrahlantenne mit einer leitenden Flaeche variabler Breite
|
BE542180A
(GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
*
|
1953-01-21 |
|
|
|
US3008141A
(en)
*
|
1953-01-29 |
1961-11-07 |
Sperry Rand Corp |
Scanner antenna system
|
DE1203840B
(de)
*
|
1959-12-09 |
1965-10-28 |
Marconi Co Ltd |
Mikrowellenantenne mit sektorfoermigem Richtdiagramm
|
US3671662A
(en)
*
|
1970-12-16 |
1972-06-20 |
Bell Telephone Labor Inc |
Coaxial cable with flat profile
|
DE3503990C2
(de)
*
|
1985-02-06 |
1986-11-20 |
Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg |
Breitbandiges Richtantennensystem
|
US4853704A
(en)
*
|
1988-05-23 |
1989-08-01 |
Ball Corporation |
Notch antenna with microstrip feed
|
US5959591A
(en)
*
|
1997-08-20 |
1999-09-28 |
Sandia Corporation |
Transverse electromagnetic horn antenna with resistively-loaded exterior surfaces
|
CN113839210B
(zh)
*
|
2021-09-30 |
2024-08-09 |
海南宝通实业公司 |
一种带有环形天线的调谐装置
|