BE446137A - - Google Patents
Info
- Publication number
- BE446137A BE446137A BE446137DA BE446137A BE 446137 A BE446137 A BE 446137A BE 446137D A BE446137D A BE 446137DA BE 446137 A BE446137 A BE 446137A
- 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
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/32—Tubes with plural reflection, e.g. Coeterier tube
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL234470X | 1941-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446137A true BE446137A (xx) |
Family
ID=19780180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446137D BE446137A (xx) | 1941-06-25 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2508228A (xx) |
| BE (1) | BE446137A (xx) |
| CH (1) | CH234470A (xx) |
| DE (1) | DE846706C (xx) |
| FR (1) | FR883545A (xx) |
| GB (1) | GB616816A (xx) |
| NL (1) | NL66302C (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2657305A (en) * | 1947-01-28 | 1953-10-27 | Hartford Nat Bank & Trust Co | Traveling wave tube mixing apparatus |
| FR1096538A (fr) * | 1953-12-18 | 1955-06-21 | Electronique & Physique | Perfectionnement aux procédés de modulation des tubes hyperfrequences |
| US2876351A (en) * | 1955-08-29 | 1959-03-03 | Sanders Associates Inc | Ionic time-delay apparatus |
| DE1239370B (de) * | 1960-10-27 | 1967-04-27 | Telefunken Patent | Verstaerkungsregelungseinrichtung fuer einen Funkpeiler nach dem Zweikanalprinzip |
| US3314016A (en) * | 1964-09-04 | 1967-04-11 | Iii John B Payne | Apparatus for varying time delay in electron drift tube by velocity modulating electron beam |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2190515A (en) * | 1938-07-15 | 1940-02-13 | Gen Electric | Ultra short wave device |
| US2312919A (en) * | 1940-09-19 | 1943-03-02 | Int Standard Electric Corp | Modulation system for velocity modulation tubes |
| US2393284A (en) * | 1941-04-30 | 1946-01-22 | Rca Corp | Ultra short wave system |
| US2414843A (en) * | 1943-06-16 | 1947-01-28 | Sperry Gyroscope Co Inc | High-frequency apparatus utilizing electron debunching |
-
0
- NL NL66302D patent/NL66302C/xx active
- BE BE446137D patent/BE446137A/xx unknown
-
1942
- 1942-06-23 FR FR883545D patent/FR883545A/fr not_active Expired
- 1942-06-23 DE DEN2483D patent/DE846706C/de not_active Expired
- 1942-06-24 CH CH234470D patent/CH234470A/de unknown
-
1946
- 1946-03-09 GB GB7440/46A patent/GB616816A/en not_active Expired
- 1946-04-18 US US662971A patent/US2508228A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB616816A (en) | 1949-01-27 |
| FR883545A (fr) | 1943-07-07 |
| NL66302C (xx) | |
| DE846706C (de) | 1952-08-18 |
| US2508228A (en) | 1950-05-16 |
| CH234470A (de) | 1944-09-30 |