BE442585A - - Google Patents
Info
- Publication number
- BE442585A BE442585A BE442585A BE442585A BE442585A BE 442585 A BE442585 A BE 442585A BE 442585 A BE442585 A BE 442585A BE 442585 A BE442585 A BE 442585A BE 442585 A BE442585 A BE 442585A
- Authority
- BE
- Belgium
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
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL219295X | 1940-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442585A true BE442585A (zh) | 1941-09-30 |
Family
ID=19779250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442585A BE442585A (zh) | 1940-08-28 | 1941-08-28 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE442585A (zh) |
| CH (1) | CH219295A (zh) |
| FR (1) | FR874888A (zh) |
| GB (1) | GB549278A (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR926000A (zh) * | 1945-04-05 | 1947-09-30 |
-
1941
- 1941-08-26 CH CH219295D patent/CH219295A/de unknown
- 1941-08-26 FR FR874888D patent/FR874888A/fr not_active Expired
- 1941-08-28 BE BE442585A patent/BE442585A/xx unknown
- 1941-11-19 GB GB14892/41A patent/GB549278A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR874888A (fr) | 1942-08-28 |
| GB549278A (en) | 1942-11-13 |
| CH219295A (de) | 1942-01-31 |