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发明名称
TOOL HAVING RELATIVELY LARGE SURFACE OF ATTACK OF ITS CUTTING EDGE
摘要
申请公布号
PL140790(B2)
申请公布日期
1987.05.30
申请号
PL19850255356
申请日期
1985.09.11
申请人
发明人
分类号
B23B;B23B27/14;B23Q;(IPC1-7):B23B27/14
主分类号
B23B
代理机构
代理人
主权项
地址
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