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发明名称
摘要
申请公布号
JPS5439637(B2)
申请公布日期
1979.11.29
申请号
JP19710081964
申请日期
1971.10.15
申请人
发明人
分类号
B23Q3/155;B23B25/00;(IPC1-7):B23Q3/15
主分类号
B23Q3/155
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