FR853840A - Spark plug improvements - Google Patents

Spark plug improvements

Info

Publication number: FR853840A
Authority: FR; France
Prior art keywords: spark plug; spark; plug; plug improvements
Prior art date: 1938-11-17
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

Application number

Other languages

Inventor

Maurice Marty

Priority date (The priority date 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 date listed.)

1938-11-17

Filing date

1938-11-17

Publication date

1940-03-29

1938-11-17 Application filed filed Critical

1940-03-29 Application granted granted Critical

1940-03-29 Publication of FR853840A publication Critical patent/FR853840A/en

Status Expired legal-status Critical Current

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

FR853840D 1938-11-17 1938-11-17 Spark plug improvements Expired FR853840A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR853840T		1938-11-17

Publications (1)

Publication Number	Publication Date
FR853840A true FR853840A (en)	1940-03-29

Family

ID=9327283

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR853840D Expired FR853840A (en)	1938-11-17	1938-11-17	Spark plug improvements

Country Status (1)

Country	Link
FR (1)	FR853840A (en)

1938
- 1938-11-17 FR FR853840D patent/FR853840A/en not_active Expired

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