BE456682A - - Google Patents
Info
- Publication number
- BE456682A BE456682A BE456682DA BE456682A BE 456682 A BE456682 A BE 456682A BE 456682D A BE456682D A BE 456682DA BE 456682 A BE456682 A BE 456682A
- 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 |
|---|---|---|---|
| NL241526X | 1943-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456682A true BE456682A (zh) |
Family
ID=19780574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456682D BE456682A (zh) | 1943-07-07 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE456682A (zh) |
| CH (1) | CH241526A (zh) |
| FR (1) | FR906786A (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4472636A (en) * | 1979-11-01 | 1984-09-18 | Eberhard Hahn | Method of and device for corpuscular projection |
-
0
- BE BE456682D patent/BE456682A/xx unknown
-
1944
- 1944-07-05 CH CH241526D patent/CH241526A/de unknown
- 1944-08-16 FR FR906786D patent/FR906786A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR906786A (fr) | 1946-01-18 |
| CH241526A (de) | 1946-03-15 |