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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02136509
Kind Code:
U
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Application Number:
JP4717989U
Publication Date:
November 14, 1990
Filing Date:
April 21, 1989
Export Citation:
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International Classes:
A43B21/00; A43B23/24; (IPC1-7): A43B21/00; A43B23/24