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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0227059
Kind Code:
Y2
Application Number:
JP8808383U
Publication Date:
July 23, 1990
Filing Date:
June 09, 1983
Export Citation:
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International Classes:
E04C2/30; E04B1/94; E04B2/56; E04C2/28; (IPC1-7): E04C2/30