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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS642912
Kind Code:
U
Application Number:
JP9862887U
Publication Date:
January 10, 1989
Filing Date:
June 25, 1987
Export Citation:
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International Classes:
E04B1/94; B32B19/08; E04C2/26; E04C2/30; (IPC1-7): E04C2/30; B32B19/08; E04B1/94