SE300474BSE757666ASE757666ASE300474BSE 300474 BSE300474 BSE 300474BSE 757666 ASE757666 ASE 757666ASE 757666 ASE757666 ASE 757666ASE 300474 BSE300474 BSE 300474B
Authority
SE
Sweden
Application number
SE757666A
Inventor
F Almer
A Kuiper
Original Assignee
Philips Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips NvfiledCriticalPhilips Nv
Publication of SE300474BpublicationCriticalpatent/SE300474B/xx
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
H01J9/042—Manufacture, activation of the emissive part
