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发明名称
METHOD AND APPARATUS FOR MACHINING HARD, BRITTLE AND DIFFICULTY-MACHINEABLE WORKPIECES
摘要
申请公布号
EP0315711(B1)
申请公布日期
1992.11.11
申请号
EP19870116677
申请日期
1987.11.11
申请人
DISCO ABRASIVE SYSTEMS, LTD.
发明人
SEKIYA, SHINJI
分类号
B24B1/00
主分类号
B24B1/00
代理机构
代理人
主权项
地址
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