BE518479A - - Google Patents
Info
- Publication number
- BE518479A BE518479A BE518479DA BE518479A BE 518479 A BE518479 A BE 518479A BE 518479D A BE518479D A BE 518479DA BE 518479 A BE518479 A BE 518479A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/88—By the use, as active elements, of beam-deflection tubes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB6854/52A GB708687A (en) | 1952-03-17 | 1952-03-17 | Improvements in or relating to electric current control devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518479A true BE518479A (fr) |
Family
ID=9821963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518479D BE518479A (fr) | 1952-03-17 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2797356A (fr) |
| BE (1) | BE518479A (fr) |
| GB (1) | GB708687A (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2239407A (en) * | 1938-08-30 | 1941-04-22 | Rca Corp | Electron beam tube |
| US2262406A (en) * | 1940-11-26 | 1941-11-11 | Radio Patents Corp | Frequency modulation system |
| US2424289A (en) * | 1943-07-30 | 1947-07-22 | Rca Corp | Calculating device |
| US2706248A (en) * | 1949-02-12 | 1955-04-12 | Ericsson Telefon Ab L M | Systems for magnetic and electric electron flow control |
| US2615142A (en) * | 1950-01-19 | 1952-10-21 | Zenith Radio Corp | Deflection control electron discharge device |
| US2614231A (en) * | 1951-04-04 | 1952-10-14 | Chromatic Television Lab Inc | Cathode-ray tube for polychrome television apparatus |
-
0
- BE BE518479D patent/BE518479A/xx unknown
-
1952
- 1952-03-17 GB GB6854/52A patent/GB708687A/en not_active Expired
-
1953
- 1953-03-13 US US342136A patent/US2797356A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB708687A (en) | 1954-05-05 |
| US2797356A (en) | 1957-06-25 |