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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5616710
Kind Code:
U
Application Number:
JP9918879U
Publication Date:
February 13, 1981
Filing Date:
July 18, 1979
Export Citation:
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International Classes:
E04B1/64; E04B1/76; E04B9/00; (IPC1-7): E04B5/52; E04B1/76