BE351068A - - Google Patents
Info
- Publication number
- BE351068A BE351068A BE351068DA BE351068A BE 351068 A BE351068 A BE 351068A BE 351068D A BE351068D A BE 351068DA BE 351068 A BE351068 A BE 351068A
- 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 |
|---|---|---|---|
| DE289860X | 1927-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE351068A true BE351068A (en:Method) |
Family
ID=6059926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE351068D BE351068A (en:Method) | 1927-05-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE351068A (en:Method) |
| GB (1) | GB289860A (en:Method) |
| NL (1) | NL23005C (en:Method) |
-
0
- NL NL23005D patent/NL23005C/xx active
- BE BE351068D patent/BE351068A/xx unknown
-
1928
- 1928-05-04 GB GB13135/28A patent/GB289860A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL23005C (en:Method) | |
| GB289860A (en) | 1929-04-25 |