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发明名称
Repairing Reinforcing Element of Underground Pipes and Trenchless Repairing Reinforcing Method Using the Same
摘要
申请公布号
KR100491443(B1)
申请公布日期
2005.05.25
申请号
KR20020026378
申请日期
2002.05.14
申请人
发明人
分类号
F16L55/16;F16L58/00;(IPC1-7):F16L55/16
主分类号
F16L55/16
代理机构
代理人
主权项
地址
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