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发明名称
AN APPARATUS FOR CONNECTING AN ASSEMBLY TYPE OF CULVERT
摘要
申请公布号
KR20090000522(U)
申请公布日期
2009.01.16
申请号
KR20070011594U
申请日期
2007.07.13
申请人
发明人
分类号
E02D29/045;E04G21/12
主分类号
E02D29/045
代理机构
代理人
主权项
地址
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