BE456042A - - Google Patents
Info
- Publication number
- BE456042A BE456042A BE456042DA BE456042A BE 456042 A BE456042 A BE 456042A BE 456042D A BE456042D A BE 456042DA BE 456042 A BE456042 A BE 456042A
- 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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/60—Mirrors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL240678X | 1943-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456042A true BE456042A (it) |
Family
ID=19780515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456042D BE456042A (it) | 1943-05-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE456042A (it) |
| CH (1) | CH240678A (it) |
| FR (1) | FR904970A (it) |
-
0
- BE BE456042D patent/BE456042A/xx unknown
-
1944
- 1944-05-10 CH CH240678D patent/CH240678A/de unknown
- 1944-06-09 FR FR904970D patent/FR904970A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH240678A (de) | 1946-01-15 |
| FR904970A (fr) | 1945-11-21 |