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发明名称
ROAD SIGN
摘要
申请公布号
KR860001907(Y1)
申请公布日期
1986.08.16
申请号
KR19840002870U
申请日期
1984.03.31
申请人
DON HEUNG CONSTRUCTION CO.,LTD.
发明人
BYON KYOE-SU
分类号
E01F9/00
主分类号
E01F9/00
代理机构
代理人
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地址
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