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经营范围
发明名称
Knockdown length direction a bridge inspection passage and the establishment method
摘要
申请公布号
KR100999596(B1)
申请公布日期
2010.12.08
申请号
KR20080082144
申请日期
2008.08.22
申请人
发明人
分类号
E01D19/10
主分类号
E01D19/10
代理机构
代理人
主权项
地址
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