FR532117A - Spark plug - Google Patents

Spark plug

Info

Publication number
FR532117A
FR532117A FR532117DA FR532117A FR 532117 A FR532117 A FR 532117A FR 532117D A FR532117D A FR 532117DA FR 532117 A FR532117 A FR 532117A
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
Other languages
French (fr)
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.)
MICHIGAN SPARK PLUG CO
Original Assignee
MICHIGAN SPARK PLUG CO
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 MICHIGAN SPARK PLUG CO filed Critical MICHIGAN SPARK PLUG CO
Application granted granted Critical
Publication of FR532117A publication Critical patent/FR532117A/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
    • H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
    • H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode
FR532117D 1919-09-09 1920-07-07 Spark plug Expired FR532117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US532117XA 1919-09-09 1919-09-09

Publications (1)

Publication Number Publication Date
FR532117A true FR532117A (en) 1922-01-28

Family

ID=21982661

Family Applications (1)

Application Number Title Priority Date Filing Date
FR532117D Expired FR532117A (en) 1919-09-09 1920-07-07 Spark plug

Country Status (1)

Country Link
FR (1) FR532117A (en)

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