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发明名称
VERFAHREN UND VORRICHTUNG ZUM RICHTUNGSBOHREN
摘要
申请公布号
DE69611846(D1)
申请公布日期
2001.03.29
申请号
DE19966011846
申请日期
1996.08.06
申请人
VERMEER MFG. CO., PELLA
发明人
RUNQUIST, R.;RANKIN, R.;VANHOUWELINGEN, MARK
分类号
E21B7/06;E21B7/08;E21B10/56;(IPC1-7):E21B7/06
主分类号
E21B7/06
代理机构
代理人
主权项
地址
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