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发明名称
Einrichtung in Schlagmaschinen.
摘要
申请公布号
DE69008223(T2)
申请公布日期
1994.08.04
申请号
DE19906008223T
申请日期
1990.02.01
申请人
ATLAS COPCO CONSTRUCTION AND MINING TECHNIQUE AB, STOCKHOLM, SE
发明人
ANDERSSON, KURT HOLGER, S-135 54 TYRESOE, SE
分类号
E21B4/02;E21B3/00;E21B6/02;E21B7/20;E21B17/00;E21B21/00;E21B21/10;(IPC1-7):E21B21/10
主分类号
E21B4/02
代理机构
代理人
主权项
地址
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