Document Type and Number:
Japanese Patent JPH0327045
Kind Code:
Y2
Application Number:
JP18438485U
Publication Date:
June 12, 1991
Filing Date:
December 02, 1985
Export Citation:
International Classes:
E01C7/24; E01C3/00; E01D1/00; E01D18/00; E01D22/00; E01D101/00; (IPC1-7): E01C7/24; E01C3/00