BE444219A - - Google Patents
Info
- Publication number
- BE444219A BE444219A BE444219DA BE444219A BE 444219 A BE444219 A BE 444219A BE 444219D A BE444219D A BE 444219DA BE 444219 A BE444219 A BE 444219A
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/36—Photoelectric screens; Charge-storage screens
- H01J29/39—Charge-storage screens
- H01J29/41—Charge-storage screens using secondary emission, e.g. for supericonoscope
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE232248X | 1941-02-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE444219A true BE444219A (en:Method) |
Family
ID=5879995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE444219D BE444219A (en:Method) | 1941-02-03 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE444219A (en:Method) |
| CH (1) | CH232248A (en:Method) |
| FR (1) | FR878675A (en:Method) |
-
0
- BE BE444219D patent/BE444219A/xx unknown
-
1941
- 1941-12-19 CH CH232248D patent/CH232248A/de unknown
-
1942
- 1942-01-23 FR FR878675D patent/FR878675A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR878675A (fr) | 1943-01-27 |
| CH232248A (de) | 1944-05-15 |