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GRISET SOC
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GRISET SOC
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Application grantedgrantedCritical
Publication of FR901119ApublicationCriticalpatent/FR901119A/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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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
FR901119D1943-09-031943-09-03Perfectionnements à la fabrication de culots d'ampoules électriques
ExpiredFR901119A
(fr)