BE512852A - - Google Patents
Info
- Publication number
- BE512852A BE512852A BE512852DA BE512852A BE 512852 A BE512852 A BE 512852A BE 512852D A BE512852D A BE 512852DA BE 512852 A BE512852 A BE 512852A
- 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
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL309313X | 1951-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE512852A true BE512852A (en:Method) |
Family
ID=19783575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE512852D BE512852A (en:Method) | 1951-07-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2737607A (en:Method) |
| BE (1) | BE512852A (en:Method) |
| CH (1) | CH309313A (en:Method) |
| FR (1) | FR1071683A (en:Method) |
| GB (1) | GB699287A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2928013A (en) * | 1954-12-23 | 1960-03-08 | Siemens Ag | Electrical discharge device |
| BE561832A (en:Method) * | 1956-10-24 | |||
| US3079515A (en) * | 1960-08-22 | 1963-02-26 | Gen Electric | Energy conversion device and methods of making |
| US3258636A (en) * | 1961-09-01 | 1966-06-28 | Electron emitter with activator of sill cide, boride or carbide of solid solu- tion of barium and at least one other alkaline earth metal | |
| GB1167157A (en) * | 1966-01-08 | 1969-10-15 | Matsushita Electronics Corp | Electric Discharge Tube. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1720654A (en) * | 1925-05-13 | 1929-07-09 | Radio Patents Corp | Photo-electric cell |
| US1936334A (en) * | 1929-01-31 | 1933-11-21 | Gen Scientific Corp | Electrode |
| US2121589A (en) * | 1934-06-28 | 1938-06-21 | Westinghouse Electric & Mfg Co | Emissive incandescent cathode |
| NL69486C (en:Method) * | 1947-11-26 | |||
| US2647216A (en) * | 1950-04-01 | 1953-07-28 | Rca Corp | Dispenser cathode |
-
0
- BE BE512852D patent/BE512852A/xx unknown
-
1952
- 1952-07-05 US US297306A patent/US2737607A/en not_active Expired - Lifetime
- 1952-07-14 GB GB17731/52A patent/GB699287A/en not_active Expired
- 1952-07-15 FR FR1071683D patent/FR1071683A/fr not_active Expired
- 1952-07-15 CH CH309313D patent/CH309313A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1071683A (fr) | 1954-09-03 |
| GB699287A (en) | 1953-11-04 |
| CH309313A (de) | 1955-08-31 |
| US2737607A (en) | 1956-03-06 |