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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS53105437
Kind Code:
U
Application Number:
JP927977U
Publication Date:
August 24, 1978
Filing Date:
January 31, 1977
Export Citation:
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International Classes:
E04F15/024; E04F15/22; (IPC1-7): E04F15/024; E04F15/22