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发明名称
摘要
申请公布号
JPS5016180(A)
申请公布日期
1975.02.20
申请号
JP19730066484
申请日期
1973.06.13
申请人
发明人
分类号
B23Q5/32;B24B47/10
主分类号
B23Q5/32
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