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发明名称
Pipe inspection gauge by using radioisotope
摘要
申请公布号
KR100911768(B1)
申请公布日期
2009.08.11
申请号
KR20070138688
申请日期
2007.12.27
申请人
发明人
分类号
G01N23/02
主分类号
G01N23/02
代理机构
代理人
主权项
地址
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