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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6211901
Kind Code:
U
Application Number:
JP7187486U
Publication Date:
January 24, 1987
Filing Date:
May 15, 1986
Export Citation:
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International Classes:
E04H1/12; E04B1/00; E04B1/343; E04B7/02; (IPC1-7): E04B1/00; E04B1/343; E04B7/02; E04H1/12
Domestic Patent References:
JP53092910B
JP54099317B