FR741702A - - Google Patents

Info

Publication number
FR741702A
FR741702A FR741702DA FR741702A FR 741702 A FR741702 A FR 741702A FR 741702D A FR741702D A FR 741702DA FR 741702 A FR741702 A FR 741702A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR741702A publication Critical patent/FR741702A/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
    • H01T13/39—Selection of materials for electrodes
FR741702D Expired FR741702A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR741702A true FR741702A (cg-RX-API-DMAC7.html) 1933-02-18

Family

ID=1546199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR741702D Expired FR741702A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR741702A (cg-RX-API-DMAC7.html)

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