BE386698A - - Google Patents
Info
- Publication number
- BE386698A BE386698A BE386698DA BE386698A BE 386698 A BE386698 A BE 386698A BE 386698D A BE386698D A BE 386698DA BE 386698 A BE386698 A BE 386698A
- 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
- H01J1/22—Heaters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL391938X | 1931-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE386698A true BE386698A (en:Method) |
Family
ID=19785802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE386698D BE386698A (en:Method) | 1931-03-24 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2098807A (en:Method) |
| BE (1) | BE386698A (en:Method) |
| FR (1) | FR732375A (en:Method) |
| GB (1) | GB391938A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3263114A (en) * | 1960-10-26 | 1966-07-26 | Firm Egyesult Izzolampa Es Vil | Shock and vibration resistant heater for indirectly heated cathodes of radio receiving tubes |
-
0
- BE BE386698D patent/BE386698A/xx unknown
-
1932
- 1932-02-17 GB GB4749/32A patent/GB391938A/en not_active Expired
- 1932-02-26 FR FR732375D patent/FR732375A/fr not_active Expired
- 1932-03-22 US US600456A patent/US2098807A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2098807A (en) | 1937-11-09 |
| GB391938A (en) | 1933-05-11 |
| FR732375A (fr) | 1932-09-19 |