FR637868A - Multiple vacuum tube - Google Patents
Multiple vacuum tubeInfo
- Publication number
- FR637868A FR637868A FR637868DA FR637868A FR 637868 A FR637868 A FR 637868A FR 637868D A FR637868D A FR 637868DA FR 637868 A FR637868 A FR 637868A
- Authority
- FR
- France
- Prior art keywords
- vacuum tube
- multiple vacuum
- tube
- vacuum
- 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
- H01J21/00—Vacuum tubes
- H01J21/20—Tubes with more than one discharge path; Multiple tubes, e.g. double diode, triode-hexode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/003—Tubes with plural electrode systems
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE637868X | 1926-07-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR637868A true FR637868A (en) | 1928-05-10 |
Family
ID=6579649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR637868D Expired FR637868A (en) | 1926-07-19 | 1927-07-18 | Multiple vacuum tube |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR637868A (en) |
-
1927
- 1927-07-18 FR FR637868D patent/FR637868A/en not_active Expired
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