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Publication of FR970074ApublicationCriticalpatent/FR970074A/fr
H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
H01J9/30—Manufacture of bases
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FR970074D1948-08-071948-08-07Culot d'ampoule électrique et son procédé de fabrication
ExpiredFR970074A
(fr)