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发明名称
SYSTEM FOR INSPECTING IN-SERVICE GAS DISTRIBUTION MAINS
摘要
申请公布号
EP0991892(A1)
申请公布日期
2000.04.12
申请号
EP19980932865
申请日期
1998.06.26
申请人
GAS RESEARCH INSTITUTE
发明人
PORTER, PATRICK;PITTARD, GERRY;KOTHARI, KIRAN, M.;RAVE, PHILIPPE
分类号
G01B7/13;G01N27/82;G01N27/83;(IPC1-7):F16L55/26;G01M3/00;G01B7/28
主分类号
G01B7/13
代理机构
代理人
主权项
地址
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