FR945014A - Dispositif thermoionique - Google Patents
Dispositif thermoioniqueInfo
- Publication number
- FR945014A FR945014A FR945014DA FR945014A FR 945014 A FR945014 A FR 945014A FR 945014D A FR945014D A FR 945014DA FR 945014 A FR945014 A FR 945014A
- Authority
- FR
- France
- Prior art keywords
- thermionic device
- thermionic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US945014XA | 1944-07-03 | 1944-07-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR945014A true FR945014A (fr) | 1949-04-22 |
Family
ID=22245533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR945014D Expired FR945014A (fr) | 1944-07-03 | 1947-04-11 | Dispositif thermoionique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR945014A (fr) |
-
1947
- 1947-04-11 FR FR945014D patent/FR945014A/fr not_active Expired
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