BE479858A - - Google Patents
Info
- Publication number
- BE479858A BE479858A BE479858DA BE479858A BE 479858 A BE479858 A BE 479858A BE 479858D A BE479858D A BE 479858DA BE 479858 A BE479858 A BE 479858A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US724330A US2802136A (en) | 1947-01-25 | 1947-01-25 | High frequency device |
Publications (1)
Publication Number | Publication Date |
---|---|
BE479858A true BE479858A (fr) |
Family
ID=24910000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE479858D BE479858A (fr) | 1947-01-25 |
Country Status (5)
Country | Link |
---|---|
US (1) | US2802136A (fr) |
BE (1) | BE479858A (fr) |
ES (1) | ES181034A1 (fr) |
FR (1) | FR957735A (fr) |
GB (1) | GB672770A (fr) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE973486C (de) * | 1950-12-06 | 1960-03-03 | Elektronik Ges Mit Beschraenkt | Elektronenroehre fuer laengs einer wendelfoermigen Verzoegerungsleitung fortschreitende sehr kurze elektromagnetische Wellen |
BE510250A (fr) * | 1951-04-13 | |||
NL169452B (nl) * | 1951-05-10 | Weber Reinold K | Opslaginstallatie voorzien van magazijnrekken en een transportinrichting. | |
FR1071367A (fr) * | 1952-02-25 | 1954-08-31 | Telefunken Gmbh | Tube à décharge électrique pour ondes très courtes d'après le principe des ondes progressives |
US2880355A (en) * | 1952-04-09 | 1959-03-31 | Csf | Backward flow travelling wave oscillators |
NL200290A (fr) * | 1953-03-26 | 1900-01-01 | ||
NL190960C (nl) * | 1953-09-22 | Novo Industri As | Werkwijze voor de thermische destabilisering van microbieel stremsel, alsmede een werkwijze voor de bereiding van kaas. | |
GB767190A (en) * | 1953-11-17 | 1957-01-30 | Mullard Radio Valve Co Ltd | Improvements in or relating to travelling wave tubes |
BE533398A (fr) * | 1953-11-18 | |||
US2985793A (en) * | 1955-04-06 | 1961-05-23 | Hughes Aircraft Co | Traveling-wave tube |
US2955226A (en) * | 1955-06-13 | 1960-10-04 | Univ California | Backward-wave amplifier |
US2933639A (en) * | 1956-12-06 | 1960-04-19 | Sperry Rand Corp | Frequency shifting apparatus |
US2939993A (en) * | 1957-01-07 | 1960-06-07 | Gen Electric | Traveling-wave tube attenuators |
US2928020A (en) * | 1957-03-28 | 1960-03-08 | Sylvania Electric Prod | Microwave oscillator |
US2928021A (en) * | 1957-08-19 | 1960-03-08 | Sylvania Electric Prod | Duplex traveling-wave tube amplifier |
NL105112C (fr) * | 1958-05-15 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2064469A (en) * | 1933-10-23 | 1936-12-15 | Rca Corp | Device for and method of controlling high frequency currents |
BE428911A (fr) * | 1933-10-23 | |||
US2289756A (en) * | 1938-05-27 | 1942-07-14 | Int Standard Electric Corp | Electron tube and circuits employing it |
US2304540A (en) * | 1940-05-02 | 1942-12-08 | Westinghouse Electric & Mfg Co | Generating apparatus |
NL62817C (fr) * | 1940-05-04 | |||
NL62806C (fr) * | 1940-05-17 | |||
BE469122A (fr) * | 1946-01-11 | Western Electric Co | ||
BE479642A (fr) * | 1947-01-13 |
-
0
- FR FR957735D patent/FR957735A/fr not_active Expired
- BE BE479858D patent/BE479858A/xx unknown
-
1947
- 1947-01-25 US US724330A patent/US2802136A/en not_active Expired - Lifetime
- 1947-12-08 GB GB32340/47A patent/GB672770A/en not_active Expired
- 1947-12-19 ES ES0181034A patent/ES181034A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB672770A (en) | 1952-05-28 |
FR957735A (fr) | 1950-02-24 |
US2802136A (en) | 1957-08-06 |
ES181034A1 (es) | 1948-02-01 |