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发明名称
System for Inspecting a Wrong Connecting of a Drain Pipe using a Sound Wave and Method using the Same
摘要
申请公布号
KR100940284(B1)
申请公布日期
2010.02.05
申请号
KR20070083476
申请日期
2007.08.20
申请人
发明人
分类号
G01N29/04;G01M3/24;G01N29/14
主分类号
G01N29/04
代理机构
代理人
主权项
地址
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