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发明名称
METHOD AND APPARATUS FOR DETERMINING THE LOCATION OF A LEAK IN A PIPE BURIED UNDERGROUND
摘要
申请公布号
US4101827(A)
申请公布日期
1978.07.18
申请号
US19760751891
申请日期
1976.12.17
申请人
OFFNER, FRANKLIN F.
发明人
OFFNER, FRANKLIN F.
分类号
G01M3/18;(IPC1-7):G01R27/02
主分类号
G01M3/18
代理机构
代理人
主权项
地址
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