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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS53141030
Kind Code:
U
Application Number:
JP4758777U
Publication Date:
November 08, 1978
Filing Date:
April 14, 1977
Export Citation:
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International Classes:
E04D1/30; E04D13/15; E04D13/158; (IPC1-7): E04D1/30; E04D13/15