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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH03121238
Kind Code:
U
Application Number:
JP3090590U
Publication Date:
December 12, 1991
Filing Date:
March 26, 1990
Export Citation:
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International Classes:
F16D49/18; F16D65/22; (IPC1-7): F16D49/18; F16D65/27