FR573476A - Spark plug improvements - Google Patents

Spark plug improvements

Info

Publication number
FR573476A
FR573476A FR573476DA FR573476A FR 573476 A FR573476 A FR 573476A FR 573476D A FR573476D A FR 573476DA FR 573476 A FR573476 A FR 573476A
Authority
FR
France
Prior art keywords
spark plug
spark
plug
plug improvements
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR573476A publication Critical patent/FR573476A/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
    • H01T13/48—Sparking plugs having means for rendering sparks visible
FR573476D 1922-10-23 1923-10-03 Spark plug improvements Expired FR573476A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US573476XA 1922-10-23 1922-10-23

Publications (1)

Publication Number Publication Date
FR573476A true FR573476A (en) 1924-06-25

Family

ID=22010024

Family Applications (1)

Application Number Title Priority Date Filing Date
FR573476D Expired FR573476A (en) 1922-10-23 1923-10-03 Spark plug improvements

Country Status (2)

Country Link
BE (1) BE573476A (en)
FR (1) FR573476A (en)

Also Published As

Publication number Publication date
BE573476A (en) 1959-06-01

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