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发明名称
CARBIDE TWIST DRILL PROVIDED WITH INTERNAL COOLING CANALS
摘要
申请公布号
EP0240765(A3)
申请公布日期
1989.06.14
申请号
EP19870103570
申请日期
1987.03.12
申请人
FIRMA GOTTLIEB GUHRING
发明人
REINAUER, JOSEF
分类号
B23B51/06;(IPC1-7):B23B51/06
主分类号
B23B51/06
代理机构
代理人
主权项
地址
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