BE477654A - - Google Patents
Info
- Publication number
- BE477654A BE477654A BE477654DA BE477654A BE 477654 A BE477654 A BE 477654A BE 477654D A BE477654D A BE 477654DA BE 477654 A BE477654 A BE 477654A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/06—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with more than two output electrodes, e.g. for multiple switching or counting
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US643787A US2474223A (en) | 1946-01-26 | 1946-01-26 | Electron tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE477654A true BE477654A (xx) |
Family
ID=24582236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE477654D BE477654A (xx) | 1946-01-26 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2474223A (xx) |
| BE (1) | BE477654A (xx) |
| CH (1) | CH260978A (xx) |
| ES (1) | ES181002A1 (xx) |
| FR (1) | FR941063A (xx) |
| GB (1) | GB644583A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2496633A (en) * | 1947-12-24 | 1950-02-07 | Bell Telephone Labor Inc | Multitarget cathode-ray device |
| US2879435A (en) * | 1956-08-24 | 1959-03-24 | Du Mont Allen B Lab Inc | Cathode-ray tube |
| US3242261A (en) * | 1960-04-22 | 1966-03-22 | Jack E Macgriff | Electron emission control tube |
| US3456145A (en) * | 1967-10-03 | 1969-07-15 | Raytheon Co | Cathode ray tube having multisegment target extending through envelope wall |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1932637A (en) * | 1928-06-18 | 1933-10-31 | Associated Electric Lab Inc | Vacuum tube |
| US1882850A (en) * | 1929-08-05 | 1932-10-18 | Bell Telephone Labor Inc | Frequency producer |
| US1929067A (en) * | 1930-11-22 | 1933-10-03 | Wired Radio Inc | Frequency multiplier |
| US2185693A (en) * | 1938-02-25 | 1940-01-02 | Bell Telephone Labor Inc | Multiplex signaling system |
| BE433923A (xx) * | 1938-04-23 | |||
| NL58148C (xx) * | 1939-12-16 | |||
| US2274194A (en) * | 1940-02-23 | 1942-02-24 | Farnsworth Television & Radio | Apparatus for and method of electron discharge control |
| BE482591A (xx) * | 1940-08-17 | |||
| GB549358A (en) * | 1941-04-01 | 1942-11-18 | Ruben Hadekel | Improvements in or relating to telegraph apparatus |
| US2376439A (en) * | 1943-06-18 | 1945-05-22 | Machlett Lab Inc | Insulating structure |
| US2414939A (en) * | 1943-11-01 | 1947-01-28 | Gen Electric | Beam deflection control circuit |
-
0
- BE BE477654D patent/BE477654A/xx unknown
-
1946
- 1946-01-26 US US643787A patent/US2474223A/en not_active Expired - Lifetime
-
1947
- 1947-01-17 FR FR941063D patent/FR941063A/fr not_active Expired
- 1947-01-24 GB GB2280/47A patent/GB644583A/en not_active Expired
- 1947-01-25 CH CH260978D patent/CH260978A/de unknown
- 1947-12-19 ES ES0181002A patent/ES181002A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR941063A (fr) | 1948-12-31 |
| US2474223A (en) | 1949-06-28 |
| ES181002A1 (es) | 1948-02-01 |
| GB644583A (en) | 1950-10-11 |
| CH260978A (de) | 1949-04-15 |