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发明名称
VERFAHREN UND VORRICHTUNG ZUM GENAUEN BESTIMMEN DER LAGE EINER LECKSTELLE IN EINER ROHRFERNLEITUNG.
摘要
申请公布号
CH550359(A)
申请公布日期
1974.06.14
申请号
CH19720013906
申请日期
1972.09.22
申请人
TEXACO DEVELOPMENT CORP.
发明人
分类号
G01M3/00;G01M3/24;(IPC1-7):F17D3/04
主分类号
G01M3/00
代理机构
代理人
主权项
地址
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