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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4738939
Kind Code:
Y1
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Application Number:
JP9414169U
Publication Date:
November 25, 1972
Filing Date:
October 03, 1969
Export Citation:
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International Classes:
G01R31/26; H01L23/32; H01P1/00; (IPC1-7): G01R31/26; H01L23/32; H01P1/00



 
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