BE411318A - - Google Patents
Info
- Publication number
- BE411318A BE411318A BE411318DA BE411318A BE 411318 A BE411318 A BE 411318A BE 411318D A BE411318D A BE 411318DA BE 411318 A BE411318 A BE 411318A
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2705734A GB435957A (en) | 1934-09-20 | 1934-09-20 | Improvements in thermionic cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE411318A true BE411318A (mo) |
Family
ID=10253456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE411318D BE411318A (mo) | 1934-09-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE411318A (mo) |
| FR (1) | FR794759A (mo) |
| GB (1) | GB435957A (mo) |
-
0
- BE BE411318D patent/BE411318A/xx unknown
-
1934
- 1934-09-20 GB GB2705734A patent/GB435957A/en not_active Expired
-
1935
- 1935-09-13 FR FR794759D patent/FR794759A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR794759A (fr) | 1936-02-25 |
| GB435957A (en) | 1935-10-02 |