FR485727A - Improvements in the manufacture of spark plugs - Google Patents

Improvements in the manufacture of spark plugs

Info

Publication number
FR485727A
FR485727A FR485727DA FR485727A FR 485727 A FR485727 A FR 485727A FR 485727D A FR485727D A FR 485727DA FR 485727 A FR485727 A FR 485727A
Authority
FR
France
Prior art keywords
manufacture
spark plugs
spark
plugs
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
Application number
Other languages
French (fr)
Inventor
Henry Lucilius Boudreau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR485727A publication Critical patent/FR485727A/en
Expired legal-status Critical Current

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
    • H01T13/02—Details
    • H01T13/14—Means for self-cleaning
FR485727D 1917-05-25 1917-05-25 Improvements in the manufacture of spark plugs Expired FR485727A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR485727T 1917-05-25

Publications (1)

Publication Number Publication Date
FR485727A true FR485727A (en) 1918-02-01

Family

ID=1522409

Family Applications (1)

Application Number Title Priority Date Filing Date
FR485727D Expired FR485727A (en) 1917-05-25 1917-05-25 Improvements in the manufacture of spark plugs

Country Status (1)

Country Link
FR (1) FR485727A (en)

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