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GENERALE DES HUILES ET FOURNITURES INDUSTR Ste
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GENERALE DES HUILES ET FOURNITURES INDUSTR Ste
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Application filed by GENERALE DES HUILES ET FOURNITURES INDUSTR StefiledCriticalGENERALE DES HUILES ET FOURNITURES INDUSTR Ste
Application grantedgrantedCritical
Publication of FR499994ApublicationCriticalpatent/FR499994A/fr
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
H01T13/36—Sparking plugs characterised by features of the electrodes or insulation characterised by the joint between insulation and body, e.g. using cement
FR499994D1918-09-131918-09-13Perfectionnements apportés au montage des corps isolants dans les bougies d'allumage
ExpiredFR499994A
(fr)