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发明名称
GESTEINSBOHRER
摘要
申请公布号
DE59707375(D1)
申请公布日期
2002.07.04
申请号
DE19975007375
申请日期
1997.11.11
申请人
HAWERA PROBST GMBH
发明人
HAUSSMANN, AUGUST;FUSS, MATHIAS;MOSER, BERNHARD;WAGEGG, THOMAS
分类号
E21B10/44;E21B10/58;(IPC1-7):E21B10/58
主分类号
E21B10/44
代理机构
代理人
主权项
地址
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