Document Type and Number:
Japanese Patent JPS621863
Kind Code:
U
Application Number:
JP9084385U
Publication Date:
January 08, 1987
Filing Date:
June 18, 1985
Export Citation:
International Classes:
E04F21/20; B25B7/00; B25B7/02; (IPC1-7): B25B7/00; B25B7/02; E04F21/20
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