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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP10830184ApriorityCriticalpatent/JPS60253128A/ja
Publication of JPS60253128ApublicationCriticalpatent/JPS60253128A/ja
Publication of JPH0568054B2publicationCriticalpatent/JPH0568054B2/ja
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
H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
Beam control electrode, electron gun provided with the beam control electrode, cathode-ray tube provided with the electron gun, and method of fabricating the beam control electrode