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发明名称
Arrangement for styring av fremmatningsmekanismen for et fjellbor
摘要
申请公布号
NO960951(A)
申请公布日期
1996.03.07
申请号
NO19960000951
申请日期
1996.03.07
申请人
TAMROCK OY
发明人
JANTUNEN, HEIKKI
分类号
E21B19/086;E21B44/06;(IPC1-7):E21B44/00
主分类号
E21B19/086
代理机构
代理人
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