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ALLGEMEINES CHEMISCHES LABORATORIUM OSKAR H ARENDT
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ALLGEMEINES CHEMISCHES LABORATORIUM OSKAR H ARENDT
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Application filed by ALLGEMEINES CHEMISCHES LABORATORIUM OSKAR H ARENDTfiledCriticalALLGEMEINES CHEMISCHES LABORATORIUM OSKAR H ARENDT
Application grantedgrantedCritical
Publication of FR430186ApublicationCriticalpatent/FR430186A/fr
H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
H01K3/08—Manufacture of mounts or stems
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
FR430186D1910-06-301911-04-13Procédé pour la fabrication de supports de filaments pour lampes électriques à incandescence à filaments métalliques
ExpiredFR430186A
(fr)