NL89660C
(en)
*
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1938-06-18 |
|
|
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DE756859C
(en)
*
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1938-11-08 |
1954-06-14 |
Aeg |
Push-pull braking field tubes
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DE748821C
(en)
*
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1939-05-20 |
1944-11-10 |
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Linear single or multi-stage resonance delay
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BE474854A
(en)
*
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1939-05-27 |
|
|
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DE902392C
(en)
*
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1939-06-02 |
1954-01-21 |
Lorenz C Ag |
Arrangement for the generation of short and ultra short waves
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BE481452A
(en)
*
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1939-06-15 |
|
|
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DE970149C
(en)
*
|
1940-05-17 |
1958-08-21 |
Western Electric Co |
Electron discharge device for amplifying a high frequency electromagnetic wave
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DE913186C
(en)
*
|
1941-03-28 |
1954-06-10 |
Siemens Ag |
Arrangement for generating ultrashort electrical waves
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FR954568A
(en)
*
|
1942-05-09 |
1950-01-03 |
|
|
US2454094A
(en)
*
|
1944-01-21 |
1948-11-16 |
Scophony Corp Of America |
Electron discharge device for producing electric oscillations
|
US2489082A
(en)
*
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1944-07-01 |
1949-11-22 |
Forest Lee De |
High-voltage generator
|
US2565410A
(en)
*
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1944-09-20 |
1951-08-21 |
Philco Corp |
Controllable electrical delay means
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US2721272A
(en)
*
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1945-01-05 |
1955-10-18 |
Ernest O Lawrence |
Calutrons
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BE463651A
(en)
*
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1945-03-07 |
|
|
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US2513260A
(en)
*
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1945-03-07 |
1950-06-27 |
Ericsson Telefon Ab L M |
Electron discharge apparatus
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BE469122A
(en)
*
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1946-01-11 |
|
Western Electric Co |
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NL72891C
(en)
*
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1946-01-31 |
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US2615144A
(en)
*
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1946-12-14 |
1952-10-21 |
Rca Corp |
Magnetron
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US2622194A
(en)
*
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1950-11-18 |
1952-12-16 |
Gen Electric |
Apparatus for accelerating charged particles
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US2647219A
(en)
*
|
1947-11-15 |
1953-07-28 |
Int Standard Electric Corp |
Catcher circuits for velocity modulation tubes
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US2603772A
(en)
*
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1948-04-06 |
1952-07-15 |
Bell Telephone Labor Inc |
Modulation system
|
FR967304A
(en)
*
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1948-05-28 |
1950-10-31 |
Csf |
Frequency shifting device usable in television, multiplex transmission and analogous ultra-high frequency systems
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US2638539A
(en)
*
|
1949-05-28 |
1953-05-12 |
Rca Corp |
Apparatus for converting electrical frequency variations into amplitude variations
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GB671296A
(en)
*
|
1949-11-08 |
1952-04-30 |
Standard Telephones Cables Ltd |
Improvements in or relating to electron discharge apparatus
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US2776374A
(en)
*
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1951-09-15 |
1957-01-01 |
Itt |
Electron discharge devices
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NL173123B
(en)
*
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1951-12-29 |
|
Becker Karl Masch |
DEVICE FOR SEPARATING SEPARATE GRAINS FROM GRAINY MATERIAL.
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FR1074994A
(en)
*
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1953-02-23 |
1954-10-11 |
Csf |
Linear accelerator of coaxial structure with crossed electric and magnetic fields
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FR1074995A
(en)
*
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1953-02-23 |
1954-10-11 |
Csf |
New linear charged particle accelerator
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US2870368A
(en)
*
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1953-07-14 |
1959-01-20 |
Rca Corp |
Electron beam tubes
|
US2809320A
(en)
*
|
1953-11-27 |
1957-10-08 |
Zenith Radio Corp |
Traveling-wave tubes
|
US2878413A
(en)
*
|
1953-11-27 |
1959-03-17 |
Zenith Radio Corp |
Traveling-wave amplifiers
|
US2925523A
(en)
*
|
1957-02-12 |
1960-02-16 |
Sylvania Electric Prod |
Wave generator
|
US2942144A
(en)
*
|
1957-02-12 |
1960-06-21 |
Sylvania Electric Prod |
Wave generator
|
US2976455A
(en)
*
|
1958-03-19 |
1961-03-21 |
Gen Electric |
High frequency energy interchange device
|
US3172006A
(en)
*
|
1960-10-10 |
1965-03-02 |
Bell Telephone Labor Inc |
Collector circuit for electron beam devices
|
US3184632A
(en)
*
|
1961-02-28 |
1965-05-18 |
Gen Telephone & Elect |
Wave generator with time-variant electric potential distribution
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US5773919A
(en)
*
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1986-10-02 |
1998-06-30 |
Electron Power Systems |
Electron spiral toroid
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US6603247B1
(en)
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1986-10-02 |
2003-08-05 |
Electron Power Systems |
Energy storage and recovery system
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US5175466A
(en)
*
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1986-10-02 |
1992-12-29 |
Seward Iii Dewitt C |
Fixed geometry plasma and generator
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US5589727A
(en)
*
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1986-10-02 |
1996-12-31 |
Electron Power Systems |
Energy storage system
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US6140752A
(en)
*
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1992-12-24 |
2000-10-31 |
Electron Power Systems |
Energy storage device having a plurality of single charged particles and a charge neutralizer
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AU717031B2
(en)
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1995-05-31 |
2000-03-16 |
Electron Power Systems |
Energy storage device
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