FR805607A - Cathodes incandescentes ponctuelles - Google Patents
Cathodes incandescentes ponctuellesInfo
- Publication number
- FR805607A FR805607A FR805607DA FR805607A FR 805607 A FR805607 A FR 805607A FR 805607D A FR805607D A FR 805607DA FR 805607 A FR805607 A FR 805607A
- Authority
- FR
- France
- Prior art keywords
- point
- incandescent cathodes
- cathodes
- incandescent
- point incandescent
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR805607T | 1935-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR805607A true FR805607A (fr) | 1936-11-25 |
Family
ID=9251407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR805607D Expired FR805607A (fr) | 1935-08-10 | 1935-08-10 | Cathodes incandescentes ponctuelles |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR805607A (fr) |
-
1935
- 1935-08-10 FR FR805607D patent/FR805607A/fr not_active Expired
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