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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH02101135
Kind Code:
U
Application Number:
JP756389U
Publication Date:
August 13, 1990
Filing Date:
January 27, 1989
Export Citation:
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International Classes:
F16D51/20; F16D55/22; F16D65/09; F16D65/22; (IPC1-7): F16D51/20; F16D65/22
Domestic Patent References:
JPS4947946A1974-05-09