BE550280A - - Google Patents
Info
- Publication number
- BE550280A BE550280A BE550280DA BE550280A BE 550280 A BE550280 A BE 550280A BE 550280D A BE550280D A BE 550280DA BE 550280 A BE550280 A BE 550280A
- 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 |
|---|---|---|---|
| US344138XA | 1955-08-12 | 1955-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE550280A true BE550280A (en) |
Family
ID=21876246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE550280D BE550280A (en) | 1955-08-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE550280A (en) |
| CH (1) | CH344138A (en) |
| FR (1) | FR1173165A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1275692B (en) * | 1963-10-14 | 1968-08-22 | Litton Industries Inc | Process for the production of a supply cathode for electron tubes |
-
0
- BE BE550280D patent/BE550280A/xx unknown
-
1956
- 1956-08-10 CH CH344138D patent/CH344138A/en unknown
- 1956-08-13 FR FR1173165D patent/FR1173165A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH344138A (en) | 1960-01-31 |
| FR1173165A (en) | 1959-02-20 |