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经营范围
发明名称
Impact damping system in a central reserve and a guide rail
摘要
申请公布号
KR100742304(B1)
申请公布日期
2007.07.26
申请号
KR20040087843
申请日期
2004.11.01
申请人
发明人
分类号
E01F15/14
主分类号
E01F15/14
代理机构
代理人
主权项
地址
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