BE435682A - - Google Patents
Info
- Publication number
- BE435682A BE435682A BE435682DA BE435682A BE 435682 A BE435682 A BE 435682A BE 435682D A BE435682D A BE 435682DA BE 435682 A BE435682 A BE 435682A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/28—Vessels, e.g. wall of the tube; Windows; Screens; Suppressing undesired discharges or currents
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE212277X | 1938-07-28 | ||
| DE130739X | 1939-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE435682A true BE435682A (en:Method) |
Family
ID=25751741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE435682D BE435682A (en:Method) | 1938-07-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE435682A (en:Method) |
| CH (1) | CH212277A (en:Method) |
| FR (1) | FR858466A (en:Method) |
-
0
- BE BE435682D patent/BE435682A/xx unknown
-
1939
- 1939-07-24 CH CH212277D patent/CH212277A/de unknown
- 1939-07-28 FR FR858466D patent/FR858466A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH212277A (de) | 1940-11-15 |
| FR858466A (fr) | 1940-11-26 |