FR499645A - - Google Patents
Info
- Publication number
- FR499645A FR499645A FR499645DA FR499645A FR 499645 A FR499645 A FR 499645A FR 499645D A FR499645D A FR 499645DA FR 499645 A FR499645 A FR 499645A
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/46—Sparking plugs having two or more spark gaps
- H01T13/467—Sparking plugs having two or more spark gaps in parallel connection
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR499645A true FR499645A (zh) | 1920-02-17 |
Family
ID=1534656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR499645D Expired FR499645A (zh) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR499645A (zh) |
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0
- FR FR499645D patent/FR499645A/fr not_active Expired