FR743678A - - Google Patents
Info
- Publication number
- FR743678A FR743678A FR743678DA FR743678A FR 743678 A FR743678 A FR 743678A FR 743678D A FR743678D A FR 743678DA FR 743678 A FR743678 A FR 743678A
- Authority
- FR
- France
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J13/00—Discharge tubes with liquid-pool cathodes, e.g. metal-vapour rectifying tubes
- H01J13/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0073—Discharge tubes with liquid poolcathodes; constructional details
Publications (1)
Publication Number | Publication Date |
---|---|
FR743678A true FR743678A (xx) | 1933-04-03 |
Family
ID=1547902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR743678D Expired FR743678A (xx) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR743678A (xx) |
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0
- FR FR743678D patent/FR743678A/fr not_active Expired