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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0245358
Kind Code:
Y2
Application Number:
JP13226983U
Publication Date:
November 30, 1990
Filing Date:
August 29, 1983
Export Citation:
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International Classes:
E21D9/12; F16D33/00; (IPC1-7): E21D9/12; F16D33/00