Document Type and Number:
Japanese Patent JPH0513767
Kind Code:
Y2
Application Number:
JP4460188U
Publication Date:
April 13, 1993
Filing Date:
March 31, 1988
Export Citation:
International Classes:
E01C3/00; E01C11/02; E01C11/20; E01D1/00; E01D19/06; E01D19/12; E04C5/10; E01D101/26; E01D101/28; (IPC1-7): E01D19/12; E01C11/20; E01D7/02; E04C5/10
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