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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH03121275
Kind Code:
U
Application Number:
JP3146290U
Publication Date:
December 12, 1991
Filing Date:
March 27, 1990
Export Citation:
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International Classes:
F02B39/14; F16J15/54; (IPC1-7): F16J15/54; F02B39/14