Document Type and Number:
Japanese Patent JPH036281
Kind Code:
B2
Inventors:
MARUOKA IKUO
Application Number:
JP22726185A
Publication Date:
January 29, 1991
Filing Date:
October 12, 1985
Export Citation:
Assignee:
OOTO SETSUTO KK
International Classes:
E01C3/00; E01C3/02
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