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经营范围
发明名称
Method for forming hardened layers in the underground and apparatus therefor
摘要
申请公布号
KR100629409(B1)
申请公布日期
2006.09.28
申请号
KR20040026755
申请日期
2004.04.19
申请人
发明人
分类号
E02D3/12
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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