BE676530A - - Google Patents
Info
- Publication number
- BE676530A BE676530A BE676530DA BE676530A BE 676530 A BE676530 A BE 676530A BE 676530D A BE676530D A BE 676530DA BE 676530 A BE676530 A BE 676530A
- 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
- H01J1/14—Solid thermionic cathodes characterised by the material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6501944A NL6501944A (en) | 1965-02-17 | 1965-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE676530A true BE676530A (en) | 1966-08-16 |
Family
ID=19792389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE676530D BE676530A (en) | 1965-02-17 | 1966-02-15 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3472693A (en) |
| AT (1) | AT258427B (en) |
| BE (1) | BE676530A (en) |
| CH (1) | CH441514A (en) |
| DE (1) | DE1564381A1 (en) |
| DK (1) | DK112397B (en) |
| ES (1) | ES323084A1 (en) |
| GB (1) | GB1069102A (en) |
| NL (1) | NL6501944A (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1103263A (en) * | 1953-07-03 | 1955-11-02 | English Electric Valve Co Ltd | Improvements to adherent metal coatings |
| US3159461A (en) * | 1958-10-20 | 1964-12-01 | Bell Telephone Labor Inc | Thermionic cathode |
| US3155864A (en) * | 1960-03-21 | 1964-11-03 | Gen Electric | Dispenser cathode |
| US3099577A (en) * | 1960-08-24 | 1963-07-30 | Philips Corp | Method of manufacturing oxide cathodes and cathodes manufactured by such methods |
| NL113461C (en) * | 1961-03-08 |
-
1965
- 1965-02-17 NL NL6501944A patent/NL6501944A/xx unknown
-
1966
- 1966-02-09 US US526050A patent/US3472693A/en not_active Expired - Lifetime
- 1966-02-11 CH CH200466A patent/CH441514A/en unknown
- 1966-02-12 DE DE19661564381 patent/DE1564381A1/en active Pending
- 1966-02-14 DK DK76266AA patent/DK112397B/en unknown
- 1966-02-14 AT AT131966A patent/AT258427B/en active
- 1966-02-14 GB GB6383/66A patent/GB1069102A/en not_active Expired
- 1966-02-15 BE BE676530D patent/BE676530A/xx unknown
- 1966-02-15 ES ES0323084A patent/ES323084A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DK112397B (en) | 1968-12-09 |
| NL6501944A (en) | 1966-08-18 |
| GB1069102A (en) | 1967-05-17 |
| ES323084A1 (en) | 1967-01-01 |
| AT258427B (en) | 1967-11-27 |
| DE1564381A1 (en) | 1970-03-12 |
| CH441514A (en) | 1967-08-15 |
| US3472693A (en) | 1969-10-14 |