FR21112E - Perfectionnements apportés aux bougies d'allumage - Google Patents

Perfectionnements apportés aux bougies d'allumage

Info

Publication number
FR21112E
FR21112E FR21112A FR21112DA FR21112E FR 21112 E FR21112 E FR 21112E FR 21112 A FR21112 A FR 21112A FR 21112D A FR21112D A FR 21112DA FR 21112 E FR21112 E FR 21112E
Authority
FR
France
Prior art keywords
improvements made
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
FR21112A
Other languages
English (en)
Inventor
Leon Macquaire
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 FR21112E publication Critical patent/FR21112E/fr
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
FR21112A 1918-12-04 1918-12-04 Perfectionnements apportés aux bougies d'allumage Expired FR21112E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR21112T 1918-12-04

Publications (1)

Publication Number Publication Date
FR21112E true FR21112E (fr) 1920-05-20

Family

ID=8660172

Family Applications (1)

Application Number Title Priority Date Filing Date
FR21112A Expired FR21112E (fr) 1918-12-04 1918-12-04 Perfectionnements apportés aux bougies d'allumage

Country Status (1)

Country Link
FR (1) FR21112E (fr)

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