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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5545590
Kind Code:
Y2
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Application Number:
JP10618575U
Publication Date:
October 25, 1980
Filing Date:
July 30, 1975
Export Citation:
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International Classes:
G11B23/04; G11B5/11; G11B15/18; G11B15/66; G11B15/675; G11B23/00; G11B23/08; (IPC1-7): G11B23/08