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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS54102910
Kind Code:
U
Application Number:
JP17781877U
Publication Date:
July 20, 1979
Filing Date:
December 28, 1977
Export Citation:
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International Classes:
E04B2/74; E04B1/61; E04B2/76; (IPC1-7): E04B2/76; E04B1/40