BE494327A - - Google Patents
Info
- Publication number
- BE494327A BE494327A BE494327DA BE494327A BE 494327 A BE494327 A BE 494327A BE 494327D A BE494327D A BE 494327DA BE 494327 A BE494327 A BE 494327A
- 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
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL145253 | 1949-03-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494327A true BE494327A (en) |
Family
ID=19750469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494327D BE494327A (en) | 1949-03-07 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2692341A (en) |
| BE (1) | BE494327A (en) |
| CH (1) | CH281881A (en) |
| DE (1) | DE815069C (en) |
| FR (1) | FR1013859A (en) |
| GB (1) | GB686846A (en) |
| NL (1) | NL75366C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3021834A (en) * | 1954-03-11 | 1962-02-20 | Sheldon Edward Emanuel | Endoscopes |
| US2818520A (en) * | 1954-12-30 | 1957-12-31 | Rca Corp | Photocathode for a multiplier tube |
| US2946895A (en) * | 1957-04-01 | 1960-07-26 | Rca Corp | Image tube |
| US4173727A (en) * | 1966-06-23 | 1979-11-06 | Westinghouse Electric Corp. | Electron image device |
| DE9101775U1 (en) * | 1991-02-15 | 1991-05-08 | Siemens AG, 8000 München | Ceiling floodlights |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB499661A (en) * | 1936-07-30 | 1939-01-26 | Fernseh Ag | Improvements in or relating to light sensitive electron discharge devices |
| US2179083A (en) * | 1936-08-08 | 1939-11-07 | Aeg | Electron image tube |
| US2189321A (en) * | 1936-10-28 | 1940-02-06 | Rca Corp | Electro-optical device |
| US2306881A (en) * | 1938-12-15 | 1942-12-29 | Heimann Walter | Cathode ray tube |
-
0
- BE BE494327D patent/BE494327A/xx unknown
- NL NL75366D patent/NL75366C/xx active
-
1950
- 1950-02-24 US US146052A patent/US2692341A/en not_active Expired - Lifetime
- 1950-03-03 GB GB5449/50A patent/GB686846A/en not_active Expired
- 1950-03-04 DE DEN579A patent/DE815069C/en not_active Expired
- 1950-03-06 CH CH281881D patent/CH281881A/en unknown
- 1950-03-06 FR FR1013859D patent/FR1013859A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1013859A (en) | 1952-08-05 |
| DE815069C (en) | 1951-09-27 |
| CH281881A (en) | 1952-03-31 |
| US2692341A (en) | 1954-10-19 |
| NL75366C (en) | |
| GB686846A (en) | 1953-02-04 |