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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5550820
Kind Code:
Y2
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Application Number:
JP5133876U
Publication Date:
November 27, 1980
Filing Date:
April 26, 1976
Export Citation:
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International Classes:
G11B15/093; G11B15/02; G11B15/60; (IPC1-7): G11B15/02; G11B15/60



 
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