Document Type and Number:
Japanese Patent JPS6354085
Kind Code:
B2
Inventors:
YANAGAWA OSAMU
Application Number:
JP21211582A
Publication Date:
October 26, 1988
Filing Date:
December 02, 1982
Export Citation:
Assignee:
YANAGAWA OSAMU
International Classes:
E01C7/36; E01C7/30; E01C13/00; E01C13/06
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