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发明名称
AN APPARATUS FOR MULTI-STEP GROUTING USING FRP TUBE
摘要
申请公布号
KR200163592(Y1)
申请公布日期
2000.02.15
申请号
KR19990014728U
申请日期
1999.07.23
申请人
DAE WON SOIL CO., LTD.;TUNNEL & SLOPE ENGINEERING & CONSTRUCTION CO., LTD
发明人
CHOI, HONG KI;CHOI, YONG KI
分类号
E02D3/12;E02D5/62;E21D;E21D9/04;(IPC1-7):E02D3/12
主分类号
E02D3/12
代理机构
代理人
主权项
地址
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