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发明名称
Kallioporakoneen syöttöpalkki
摘要
申请公布号
FI91436(C)
申请公布日期
1994.06.27
申请号
FI19920004284
申请日期
1992.09.24
申请人
TAMROCK OY,
发明人
JANTUNEN,HEIKKI
分类号
E21B19/08;(IPC1-7):E21C11/00;E21C5/00
主分类号
E21B19/08
代理机构
代理人
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