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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0287939
Kind Code:
U
Application Number:
JP16669888U
Publication Date:
July 12, 1990
Filing Date:
December 23, 1988
Export Citation:
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International Classes:
F02D1/18; F02M41/12; (IPC1-7): F02D1/18; F02M41/12