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发明名称
Gesteinsbohrer
摘要
申请公布号
DE4303590(C5)
申请公布日期
2007.11.22
申请号
DE19934303590
申请日期
1993.02.08
申请人
DREBO WERKZEUGFABRIK GMBH
发明人
DREPS, KLAUS
分类号
B28D1/14;E21B10/58
主分类号
B28D1/14
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代理人
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