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Publication date
Application filed by Egyesuelt IzzolampafiledCriticalEgyesuelt Izzolampa
Publication of CH258126ApublicationCriticalpatent/CH258126A/de
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)
CH258126D1944-03-031946-10-12Verfahren zur Herstellung indirekt beheizter Kathoden.
CH258126A
(de)