FR1212582A - Grille pour tubes électroniques - Google Patents
Grille pour tubes électroniquesInfo
- Publication number
- FR1212582A FR1212582A FR1212582DA FR1212582A FR 1212582 A FR1212582 A FR 1212582A FR 1212582D A FR1212582D A FR 1212582DA FR 1212582 A FR1212582 A FR 1212582A
- Authority
- FR
- France
- Prior art keywords
- grid
- electron tubes
- tubes
- electron
- 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
-
- 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
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/0022—Manufacture
- H01J2893/0024—Planar grids
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1212582X | 1957-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1212582A true FR1212582A (fr) | 1960-03-24 |
Family
ID=19871944
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1212582D Expired FR1212582A (fr) | 1957-12-31 | 1958-12-29 | Grille pour tubes électroniques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1212582A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3252044A (en) * | 1962-07-20 | 1966-05-17 | Sylvania Electric Prod | Tube electrode |
-
1958
- 1958-12-29 FR FR1212582D patent/FR1212582A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3252044A (en) * | 1962-07-20 | 1966-05-17 | Sylvania Electric Prod | Tube electrode |
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