FR40933E - Procédé de fabrication de la tige centrale porte-électrode des bougies d'allumage, et dispositifs de réalisation du procédé
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Procédé de fabrication de la tige centrale porte-électrode des bougies d'allumage, et dispositifs de réalisation du procédé
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FR DES BOUGIES POGNON SOC
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FR DES BOUGIES POGNON SOC
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H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs
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Manufacturing & Machinery
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FR40933D1931-10-161931-10-16Procédé de fabrication de la tige centrale porte-électrode des bougies d'allumage, et dispositifs de réalisation du procédé
ExpiredFR40933E
(fr)