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发明名称
SCHLAGBOHRMASCHINE
摘要
申请公布号
DE3336540(A1)
申请公布日期
1984.04.12
申请号
DE19833336540
申请日期
1983.10.07
申请人
OSAKEYHTIOE TAMPELLA AB
发明人
SALMI,PEKKA;MUTTONEN,TIMO
分类号
E21B6/04;B25D9/12;B25D17/24;E21B1/26;E21B1/38;E21B6/00;(IPC1-7):B25D17/24;B28D1/14;E21C3/24
主分类号
E21B6/04
代理机构
代理人
主权项
地址
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