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FR DES BOUGIES POGNON SOC
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FR DES BOUGIES POGNON SOC
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Publication of FR641358ApublicationCriticalpatent/FR641358A/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
H01T13/34—Sparking plugs characterised by features of the electrodes or insulation characterised by the mounting of electrodes in insulation, e.g. by embedding
FR641358D1927-09-231927-09-23Bougie d'allumage pour moteurs à explosion
ExpiredFR641358A
(fr)