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THEOPHILE-ELPHEGE PONSOT
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THEOPHILE-ELPHEGE PONSOT
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Application filed by THEOPHILE-ELPHEGE PONSOTfiledCriticalTHEOPHILE-ELPHEGE PONSOT
Application grantedgrantedCritical
Publication of FR497006ApublicationCriticalpatent/FR497006A/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
FR497006D1919-02-071919-02-07Bougie d'allumage pour moteurs à explosions
ExpiredFR497006A
(fr)