FR895685A - Lampes à électrodes, à rendement élevé - Google Patents
Lampes à électrodes, à rendement élevéInfo
- Publication number
- FR895685A FR895685A FR895685DA FR895685A FR 895685 A FR895685 A FR 895685A FR 895685D A FR895685D A FR 895685DA FR 895685 A FR895685 A FR 895685A
- Authority
- FR
- France
- Prior art keywords
- high efficiency
- electrode lamps
- lamps
- electrode
- efficiency
- 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
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH895685X | 1942-07-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR895685A true FR895685A (fr) | 1945-01-31 |
Family
ID=4546192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR895685D Expired FR895685A (fr) | 1942-07-08 | 1943-06-28 | Lampes à électrodes, à rendement élevé |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH227446A (fr) |
FR (1) | FR895685A (fr) |
-
1942
- 1942-07-08 CH CH227446D patent/CH227446A/de unknown
-
1943
- 1943-06-28 FR FR895685D patent/FR895685A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH227446A (de) | 1943-06-15 |
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