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发明名称
METHOD FOR REPLACING PIPES
摘要
申请公布号
EP1595094(A1)
申请公布日期
2005.11.16
申请号
EP20040712535
申请日期
2004.02.19
申请人
SCHWERT, SIEGFRIED
发明人
SCHWERT, SIEGFRIED;HUETTEMANN, ANDREAS;ROSE, MICHAEL
分类号
E21B7/20;E21B7/30;F16L55/165;(IPC1-7):F16L55/165
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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