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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0247785
Kind Code:
Y2
Application Number:
JP6974587U
Publication Date:
December 14, 1990
Filing Date:
May 11, 1987
Export Citation:
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International Classes:
A01D34/76; F16D67/02; (IPC1-7): F16D67/02



 
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