CH295826A - Cathode émettrice d'élctrons. - Google Patents
Cathode émettrice d'élctrons.Info
- Publication number
- CH295826A CH295826A CH295826DA CH295826A CH 295826 A CH295826 A CH 295826A CH 295826D A CH295826D A CH 295826DA CH 295826 A CH295826 A CH 295826A
- Authority
- CH
- Switzerland
- Prior art keywords
- electron
- emitting cathode
- cathode
- emitting
- Prior art date
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB295826X | 1951-01-08 | ||
| GB261051X | 1951-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH295826A true CH295826A (fr) | 1954-01-15 |
Family
ID=26258087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH295826D CH295826A (fr) | 1951-01-08 | 1951-12-20 | Cathode émettrice d'élctrons. |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH295826A (fr) |
| FR (1) | FR1050519A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0798758A1 (fr) * | 1996-03-28 | 1997-10-01 | THOMSON TUBES & DISPLAYS S.A. | Procédé de fabrication d'une cathode imprégnée pour tube à rayons cathodiques |
-
1951
- 1951-12-20 FR FR1050519D patent/FR1050519A/fr not_active Expired
- 1951-12-20 CH CH295826D patent/CH295826A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1050519A (fr) | 1954-01-08 |
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