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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5415569
Kind Code:
Y2
Application Number:
JP7706572U
Publication Date:
June 22, 1979
Filing Date:
July 01, 1972
Export Citation:
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International Classes:
H01J23/40; H01J23/14; H01J25/50; H01P5/02; H01P5/107; (IPC1-7): H01J23/14