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发明名称
Plastik-Ziehkopf für Horizontalbohrsysteme zum Einziehen des Gewebeschlauchs
摘要
申请公布号
DE20118751(U1)
申请公布日期
2002.04.11
申请号
DE20012018751U
申请日期
2001.11.16
申请人
PENKE, LUTZ
发明人
分类号
E21B7/20;F16L55/18;(IPC1-7):F16L55/164
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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