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经营范围
发明名称
rubber dam
摘要
申请公布号
KR101125009(B1)
申请公布日期
2012.03.23
申请号
KR20090099017
申请日期
2009.10.17
申请人
发明人
分类号
E02B7/20;E02B8/02;G09F7/00
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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