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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6421253
Kind Code:
U
Application Number:
JP11635587U
Publication Date:
February 02, 1989
Filing Date:
July 28, 1987
Export Citation:
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International Classes:
F02M23/12; F02M69/04; (IPC1-7): F02M23/12; F02M69/04