BE441996A - - Google Patents
Info
- Publication number
- BE441996A BE441996A BE441996DA BE441996A BE 441996 A BE441996 A BE 441996A BE 441996D A BE441996D A BE 441996DA BE 441996 A BE441996 A BE 441996A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE873545X | 1940-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE441996A true BE441996A (en:Method) |
Family
ID=6816489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE441996D BE441996A (en:Method) | 1940-07-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE441996A (en:Method) |
| FR (1) | FR873545A (en:Method) |
-
0
- BE BE441996D patent/BE441996A/xx unknown
-
1941
- 1941-07-02 FR FR873545D patent/FR873545A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR873545A (fr) | 1942-07-10 |