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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5231403
Kind Code:
U
Application Number:
JP11798075U
Publication Date:
March 05, 1977
Filing Date:
August 26, 1975
Export Citation:
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International Classes:
G11B5/78; G11B15/06; G11B15/08; G11B23/34; (IPC1-7): G11B5/78; G11B15/06