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发明名称
METHOD OF GRINDING ACCURATELY SPACED HOLES AND GRINDING JIG THEREFOR
摘要
申请公布号
PL122373(B1)
申请公布日期
1982.07.31
申请号
PL19790215132
申请日期
1979.04.25
申请人
发明人
分类号
B24B;B24B5/06;B24B5/307;(IPC1-7):B24B5/06
主分类号
B24B
代理机构
代理人
主权项
地址
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