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发明名称
Drehschlagvorrichtung für ein Bohrgestänge
摘要
申请公布号
DE50010923(D1)
申请公布日期
2005.09.15
申请号
DE20005010923
申请日期
2000.06.06
申请人
MATHIS, ANDREA LINARD
发明人
MATHIS, ANDREA LINARD
分类号
B25D15/00;B25D16/00;B25D17/24;E21B6/04;E21B17/03;(IPC1-7):B25D9/06
主分类号
B25D15/00
代理机构
代理人
主权项
地址
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