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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4934369
Kind Code:
Y1
Application Number:
JP7029470U
Publication Date:
September 18, 1974
Filing Date:
July 14, 1970
Export Citation:
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International Classes:
G11B5/80; G03B31/00; G03G5/00; G03G5/16; G03G19/00; G11B5/735; G11B23/44; (IPC1-7): G11B23/44; G03G5/00; G03G19/00; G11B5/80