Document Type and Number:
Japanese Patent JPH0248482
Kind Code:
Y2
Application Number:
JP10086385U
Publication Date:
December 19, 1990
Filing Date:
July 01, 1985
Export Citation:
International Classes:
E01C5/06; E01C3/00; E01C5/00; (IPC1-7): E01C3/00; E01C5/00
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