US2899652A
(en)
*
|
|
1959-08-11 |
|
Distance |
BE434657A
(it)
*
|
1937-07-14 |
|
|
|
US2616038A
(en)
*
|
1947-09-23 |
1952-10-28 |
Univ Leland Stanford Junior |
Frequency converter
|
US2757312A
(en)
*
|
1938-01-17 |
1956-07-31 |
Univ Leland Stanford Junior |
Tuning means for cavity resonator devices
|
USRE23479E
(en)
*
|
1938-06-18 |
1952-04-08 |
|
Electrical translating system |
US2558021A
(en)
*
|
1939-03-08 |
1951-06-26 |
Univ Leland Stanford Junior |
Thermionic vacuum tube and circuit
|
NL80761C
(it)
*
|
1939-08-24 |
|
|
|
US2424002A
(en)
*
|
1940-11-04 |
1947-07-15 |
Research Corp |
High-frequency electronic tube
|
US2416303A
(en)
*
|
1941-02-05 |
1947-02-25 |
Bell Telephone Labor Inc |
Secondary emissive shell resonator tube
|
BE468391A
(it)
*
|
1941-03-11 |
|
|
|
US2458556A
(en)
*
|
1941-04-08 |
1949-01-11 |
Bell Telephone Labor Inc |
Coupled cavity resonator and wave guide apparatus
|
FR874552A
(fr)
*
|
1941-05-16 |
1942-08-11 |
Csf |
Tube à modulation de vitesse à réflexion
|
DE910812C
(de)
*
|
1941-10-19 |
1954-05-06 |
Aeg |
Ultrakurzwellenroehre, deren Resonanzkreis im Vakuum angeordnet ist
|
US2464230A
(en)
*
|
1941-10-23 |
1949-03-15 |
Sperry Corp |
High-frequency apparatus
|
US2506590A
(en)
*
|
1941-10-31 |
1950-05-09 |
Sperry Corp |
High-frequency tube structure
|
US2439387A
(en)
*
|
1941-11-28 |
1948-04-13 |
Sperry Corp |
Electronic tuning control
|
US2445784A
(en)
*
|
1942-03-11 |
1948-07-27 |
Int Standard Electric Corp |
Cavity resonator electric wave generator
|
US2611079A
(en)
*
|
1942-07-27 |
1952-09-16 |
Arthur A Verela |
Duplexing device for transceiver antenna systems
|
DE971141C
(de)
*
|
1942-10-01 |
1958-12-18 |
Siemens Ag |
Elektronenroehre zur Erzeugung oder Verstaerkung sehr kurzer elektrischer Wellen
|
FR962868A
(it)
*
|
1942-10-02 |
1950-06-22 |
|
|
DE896393C
(de)
*
|
1942-10-16 |
1953-11-12 |
Lorenz C Ag |
Laufzeitroehre
|
US2415962A
(en)
*
|
1942-10-16 |
1947-02-18 |
Westinghouse Electric Corp |
Automatic switch for ultra high frequency
|
US2476621A
(en)
*
|
1942-11-06 |
1949-07-19 |
Westinghouse Electric Corp |
Cavity joint
|
US2462877A
(en)
*
|
1942-11-23 |
1949-03-01 |
Standard Telephones Cables Ltd |
Electron discharge device
|
US2466067A
(en)
*
|
1942-12-07 |
1949-04-05 |
Sperry Corp |
High-frequency apparatus
|
US2425345A
(en)
*
|
1942-12-23 |
1947-08-12 |
Bell Telephone Labor Inc |
Microwave transmission system
|
US2514428A
(en)
*
|
1943-01-06 |
1950-07-11 |
Sperry Corp |
Electronic apparatus of the cavity resonator type
|
US2522557A
(en)
*
|
1943-01-25 |
1950-09-19 |
Harold A Zahl |
Electronic tube
|
US2503256A
(en)
*
|
1943-01-29 |
1950-04-11 |
Sperry Corp |
Ultra high frequency wavemeter
|
US2429760A
(en)
*
|
1943-01-30 |
1947-10-28 |
Standard Telephones Cables Ltd |
High-frequency amplifier
|
US2466063A
(en)
*
|
1943-02-03 |
1949-04-05 |
Sperry Corp |
High-power high-frequency electron discharge apparatus
|
US2660667A
(en)
*
|
1943-02-23 |
1953-11-24 |
Bell Telephone Labor Inc |
Ultrahigh frequency resonator
|
BE455111A
(it)
*
|
1943-03-06 |
|
|
|
US2420342A
(en)
*
|
1943-03-18 |
1947-05-13 |
Bell Telephone Labor Inc |
High frequency continuous amplifier
|
US2423998A
(en)
*
|
1943-04-30 |
1947-07-15 |
Farnsworth Television & Radio |
Electron discharge device
|
US2451876A
(en)
*
|
1943-06-05 |
1948-10-19 |
Winfield W Salisbury |
Radio-frequency joint
|
US2434509A
(en)
*
|
1943-06-19 |
1948-01-13 |
Westinghouse Electric Corp |
Ultra high frequency conductor
|
US2445754A
(en)
*
|
1943-06-19 |
1948-07-27 |
Melvin D Baller |
Vacuum tube
|
US2488320A
(en)
*
|
1943-06-30 |
1949-11-15 |
Rca Corp |
Electron discharge device employing cavity resonators
|
FR964838A
(it)
*
|
1943-08-12 |
1950-08-25 |
|
|
US2421790A
(en)
*
|
1943-08-19 |
1947-06-10 |
Rca Corp |
Ultra high frequency ignition device
|
US2482452A
(en)
*
|
1943-08-19 |
1949-09-20 |
Westinghouse Electric Corp |
Concentric line cavity resonator device
|
US2472378A
(en)
*
|
1943-08-27 |
1949-06-07 |
James L Lawson |
Detection of high-frequency electric oscillations
|
US2482495A
(en)
*
|
1943-11-27 |
1949-09-20 |
Westinghouse Electric Corp |
Magnetron
|
DE890066C
(de)
*
|
1943-11-27 |
1953-09-17 |
Lorenz C Ag |
Abstimmbare, geschwindigkeitsgesteuerte Laufzeitroehre, die als Reflexionsgenerator wirkt
|
US2481151A
(en)
*
|
1944-04-13 |
1949-09-06 |
Raytheon Mfg Co |
Electron discharge device
|
US2611110A
(en)
*
|
1944-04-19 |
1952-09-16 |
Raytheon Mfg Co |
Electronic discharge device of the cavity resonator type
|
US2561130A
(en)
*
|
1944-08-02 |
1951-07-17 |
Cyril E Mcclellan |
Wave guide coupling
|
US2698923A
(en)
*
|
1944-12-28 |
1955-01-04 |
Bell Telephone Labor Inc |
Electromagnetic cavity resonator
|
US2502530A
(en)
*
|
1945-01-13 |
1950-04-04 |
Bell Telephone Labor Inc |
Electron discharge device for ultra high frequencies
|
US2520220A
(en)
*
|
1945-01-24 |
1950-08-29 |
Rca Corp |
Electron discharge device and associated cavity resonator
|
US2497707A
(en)
*
|
1945-02-21 |
1950-02-14 |
Gen Electric |
Method for making high-frequency cable joints
|
US2475646A
(en)
*
|
1945-02-22 |
1949-07-12 |
Raytheon Mfg Co |
Electron discharge device of the magnetron type
|
US2747137A
(en)
*
|
1945-05-12 |
1956-05-22 |
Gen Electric |
High frequency electrical apparatus
|
US2539210A
(en)
*
|
1946-01-12 |
1951-01-23 |
Westinghouse Electric Corp |
Electronic tube apparatus embodying a cavity resonator
|
BE476855A
(it)
*
|
1946-08-31 |
|
|
|
US2565585A
(en)
*
|
1946-09-24 |
1951-08-28 |
Raytheon Mfg Co |
Electron-discharge device of the magnetron type
|
US2469843A
(en)
*
|
1946-11-15 |
1949-05-10 |
Bell Telephone Labor Inc |
Electron transit time tube
|
US2630545A
(en)
*
|
1950-08-14 |
1953-03-03 |
Rothstein Jerome |
Electron discharge device
|
US2716199A
(en)
*
|
1951-01-26 |
1955-08-23 |
Hartford Nat Bank & Trust Co |
Electric discharge tube for short waves
|
US2782341A
(en)
*
|
1952-12-22 |
1957-02-19 |
Bell Telephone Labor Inc |
Coaxial noise diode
|
DE1101622B
(de)
*
|
1956-01-03 |
1961-03-09 |
Csf |
Halbleiterdiode mit einem PI- oder NI-UEbergang im Halbleiterkoerper
|
US3025428A
(en)
*
|
1959-10-15 |
1962-03-13 |
Kuthe Lab Inc |
Cathode structure
|
US3278788A
(en)
*
|
1962-07-16 |
1966-10-11 |
Gen Electric |
Internal feedback electric discharge device
|
CA1222563A
(en)
*
|
1982-05-06 |
1987-06-02 |
George D. Craig |
Emitron: microwave diode
|
US5320701A
(en)
*
|
1992-11-04 |
1994-06-14 |
Illinois Tool Works Inc. |
Tire building drum
|