BE441294A - - Google Patents
Info
- Publication number
- BE441294A BE441294A BE441294DA BE441294A BE 441294 A BE441294 A BE 441294A BE 441294D A BE441294D A BE 441294DA BE 441294 A BE441294 A BE 441294A
- 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
- H01J25/78—Tubes with electron stream modulated by deflection in a resonator
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B9/00—Generation of oscillations using transit-time effects
- H03B9/01—Generation of oscillations using transit-time effects using discharge tubes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US310510A US2249494A (en) | 1939-12-22 | 1939-12-22 | High frequency apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441294A true BE441294A (en:Method) |
Family
ID=23202819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441294D BE441294A (en:Method) | 1939-12-22 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2249494A (en:Method) |
| BE (1) | BE441294A (en:Method) |
| FR (1) | FR868324A (en:Method) |
| GB (1) | GB577280A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2437279A (en) * | 1942-09-23 | 1948-03-09 | Raytheon Mfg Co | High-power microwave discharge tube |
| US2530775A (en) * | 1944-11-09 | 1950-11-21 | Honeywell Regulator Co | Control apparatus |
| NL66519C (en:Method) * | 1944-12-28 | |||
| US3129356A (en) * | 1959-05-28 | 1964-04-14 | Gen Electric | Fast electromagnetic wave and undulating electron beam interaction structure |
| US3197633A (en) * | 1962-12-04 | 1965-07-27 | Siemens Ag | Method and apparatus for separating ions of respectively different specific electric charges |
-
0
- BE BE441294D patent/BE441294A/xx unknown
-
1939
- 1939-12-22 US US310510A patent/US2249494A/en not_active Expired - Lifetime
-
1940
- 1940-12-23 FR FR868324D patent/FR868324A/fr not_active Expired
- 1940-12-23 GB GB18048/40A patent/GB577280A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB577280A (en) | 1946-05-13 |
| US2249494A (en) | 1941-07-15 |
| FR868324A (fr) | 1941-12-27 |