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经营范围
发明名称
MATNINGSANORDNING FOER BERGBORRMASKIN.
摘要
申请公布号
FI883312(A)
申请公布日期
1990.01.13
申请号
FI19880003312
申请日期
1988.07.12
申请人
OY TAMPELLA AB
发明人
UITTO, VESA;TIENARI, OSSI;NURMI, VEIJO
分类号
E21B19/08;E21B19/084;(IPC1-7):E21C/
主分类号
E21B19/08
代理机构
代理人
主权项
地址
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