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.)
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Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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Filing date
Publication date
Application filed by Compagnie des LampesfiledCriticalCompagnie des Lampes
Application grantedgrantedCritical
Publication of FR60824EpublicationCriticalpatent/FR60824E/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
H01J9/02—Manufacture of electrodes or electrode systems
H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
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Engineering & Computer Science
(AREA)
Manufacturing & Machinery
(AREA)
FR60824D1950-03-281950-03-28Méthode perfectionnée de fabrication des montures de cathodes
ExpiredFR60824E
(fr)