NL54040C - - Google Patents
Info
- Publication number
- NL54040C NL54040C NL54040DA NL54040C NL 54040 C NL54040 C NL 54040C NL 54040D A NL54040D A NL 54040DA NL 54040 C NL54040 C NL 54040C
- Authority
- NL
- Netherlands
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 |
|---|---|---|---|
| NL525608X | 1938-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL54040C true NL54040C (en:Method) |
Family
ID=19787064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL54040D NL54040C (en:Method) | 1938-10-13 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2235831A (en:Method) |
| BE (1) | BE436646A (en:Method) |
| FR (1) | FR860807A (en:Method) |
| GB (1) | GB525608A (en:Method) |
| NL (1) | NL54040C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3474275A (en) * | 1966-09-26 | 1969-10-21 | Rca Corp | Image tube having a gating and focusing electrode |
-
0
- NL NL54040D patent/NL54040C/xx active
- BE BE436646D patent/BE436646A/xx unknown
-
1939
- 1939-10-03 US US297652A patent/US2235831A/en not_active Expired - Lifetime
- 1939-10-10 GB GB27622/39A patent/GB525608A/en not_active Expired
- 1939-10-11 FR FR860807D patent/FR860807A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB525608A (en) | 1940-08-30 |
| BE436646A (en:Method) | |
| FR860807A (fr) | 1941-01-24 |
| US2235831A (en) | 1941-03-25 |