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发明名称
Bohrhammer fuer schlagendes Bohren
摘要
申请公布号
DE3610014(C1)
申请公布日期
1987.01.15
申请号
DE19863610014
申请日期
1986.03.25
申请人
BERGWERKSVERBAND GMBH, 4300 ESSEN, DE
发明人
STEPHAN, PETER, DIPL.-ING., 4300 ESSEN, DE
分类号
B25D16/00;B25D17/06;E21B1/38;(IPC1-7):E21C3/04;B28D1/14
主分类号
B25D16/00
代理机构
代理人
主权项
地址
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