Document Type and Number:
Japanese Patent JPH0419077
Kind Code:
Y2
Application Number:
JP1233687U
Publication Date:
April 28, 1992
Filing Date:
January 30, 1987
Export Citation:
International Classes:
E04B1/38; E02D5/12; E04B1/61; (IPC1-7): E02D5/12
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