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Document Type and Number:
Japanese Patent JPS6319064
Kind Code:
B2
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JP3102375[Title of Invention] Electron tube
Inventors:
KAGEYAMA TAKAO
Application Number:
JP20126381A
Publication Date:
April 21, 1988
Filing Date:
December 14, 1981
Export Citation:
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Assignee:
NIPPON ELECTRIC CO
International Classes:
H01J25/00; H01J23/40; H01J25/02



 
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