NL66322C - - Google Patents
Info
- Publication number
- NL66322C NL66322C NL66322DA NL66322C NL 66322 C NL66322 C NL 66322C NL 66322D A NL66322D A NL 66322DA NL 66322 C NL66322 C NL 66322C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/485—Construction of the gun or of parts thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB764838A GB513640A (en) | 1938-03-11 | 1938-03-11 | Electron discharge devices particularly cathode ray tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL66322C true NL66322C (en:Method) |
Family
ID=9837126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL66322D NL66322C (en:Method) | 1938-03-11 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR849625A (en:Method) |
| GB (1) | GB513640A (en:Method) |
| NL (1) | NL66322C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2436264A (en) * | 1945-06-14 | 1948-02-17 | Kreisler Mfg Corp Jacques | Electron gun for cathode-ray tubes |
| US2717325A (en) * | 1952-04-08 | 1955-09-06 | Int Standard Electric Corp | Indirectly heated cathode, for cathode ray tubes in particular |
-
0
- NL NL66322D patent/NL66322C/xx active
-
1938
- 1938-03-11 GB GB764838A patent/GB513640A/en not_active Expired
-
1939
- 1939-01-30 FR FR849625D patent/FR849625A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB513640A (en) | 1939-10-18 |
| FR849625A (fr) | 1939-11-28 |