FR862314A - Lampes thermioniques et analogues - Google Patents
Lampes thermioniques et analoguesInfo
- Publication number
- FR862314A FR862314A FR862314DA FR862314A FR 862314 A FR862314 A FR 862314A FR 862314D A FR862314D A FR 862314DA FR 862314 A FR862314 A FR 862314A
- Authority
- FR
- France
- Prior art keywords
- thermionic
- similar lamps
- lamps
- similar
- 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
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB862314X | 1939-01-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR862314A true FR862314A (fr) | 1941-03-04 |
Family
ID=10604805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR862314D Expired FR862314A (fr) | 1939-01-03 | 1939-12-12 | Lampes thermioniques et analogues |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR862314A (fr) |
-
1939
- 1939-12-12 FR FR862314D patent/FR862314A/fr not_active Expired
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