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发明名称
摘要
申请公布号
JPS5719231(Y2)
申请公布日期
1982.04.22
申请号
JP19800035462U
申请日期
1980.03.17
申请人
发明人
分类号
B24B53/10;B24B21/12;B24B21/18;B24B55/02;B24B55/08;(IPC1-7):B24B21/18
主分类号
B24B53/10
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代理人
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