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FR514922A - Spark plug - Google Patents

Spark plug

Info

Publication number
FR514922A
FR514922A FR514922A FR514922DA FR514922A FR 514922 A FR514922 A FR 514922A FR 514922 A FR514922 A FR 514922A FR 514922D A FR514922D A FR 514922DA FR 514922 A FR514922 A FR 514922A
Authority
FR
France
Prior art keywords
spark plug
spark
plug
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
FR514922A
Other languages
French (fr)
Inventor
Varenne-Louis Billaud
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.)
VARENNE LOUIS BILLAUD
Original Assignee
VARENNE LOUIS BILLAUD
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 VARENNE LOUIS BILLAUD filed Critical VARENNE LOUIS BILLAUD
Application granted granted Critical
Publication of FR514922A publication Critical patent/FR514922A/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
    • H01T13/16—Means for dissipating heat
FR514922A 1920-05-04 1920-05-04 Spark plug Expired FR514922A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR514922T 1920-05-04

Publications (1)

Publication Number Publication Date
FR514922A true FR514922A (en) 1921-03-22

Family

ID=8914440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR514922A Expired FR514922A (en) 1920-05-04 1920-05-04 Spark plug

Country Status (1)

Country Link
FR (1) FR514922A (en)

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