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HUILES ET FOURNITURES IND L OL
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HUILES ET FOURNITURES IND L OL
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Application filed by HUILES ET FOURNITURES IND L OLfiledCriticalHUILES ET FOURNITURES IND L OL
Application grantedgrantedCritical
Publication of FR581038ApublicationCriticalpatent/FR581038A/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
FR581038D1924-05-021924-05-02Perfectionnement aux bougies d'allumage
ExpiredFR581038A
(fr)