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发明名称
Vasaralaite
摘要
申请公布号
FI97564(C)
申请公布日期
1997.01.10
申请号
FI19920004501
申请日期
1992.10.06
申请人
SANDVIK AB,
发明人
BECCU,RAINER
分类号
B25D17/06;E21B4/06;(IPC1-7):E21B4/06;E21B1/00;E21C3/00
主分类号
B25D17/06
代理机构
代理人
主权项
地址
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