Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WOLFRAM LAMPEN AKTIEN GES
Original Assignee
WOLFRAM LAMPEN AKTIEN GES
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Filing date
Publication date
Application filed by WOLFRAM LAMPEN AKTIEN GESfiledCriticalWOLFRAM LAMPEN AKTIEN GES
Application grantedgrantedCritical
Publication of FR403750ApublicationCriticalpatent/FR403750A/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)
FR403750D1909-02-151909-06-07Procédé pour la carbonisation de fils métalliques préparés à la presse avec emploi de liants organiques
ExpiredFR403750A
(fr)