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Bergmann Elektricitaets Werke AG
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Bergmann Elektricitaets Werke AG
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Application filed by Bergmann Elektricitaets Werke AGfiledCriticalBergmann Elektricitaets Werke AG
Application grantedgrantedCritical
Publication of FR378917ApublicationCriticalpatent/FR378917A/fr
H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
H01K3/02—Manufacture of incandescent bodies
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
FR378917D1907-06-171907-06-17Procédé pour la fabrication de filaments pour lampes électriques au moyen de métaux difficilement fusibles
ExpiredFR378917A
(fr)