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发明名称
Unification connect for inner connecter of manhole etc and pipe
摘要
申请公布号
KR100683912(B1)
申请公布日期
2007.02.15
申请号
KR20040099536
申请日期
2004.11.30
申请人
发明人
分类号
E03F5/02;E03F3/04
主分类号
E03F5/02
代理机构
代理人
主权项
地址
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