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发明名称
摘要
申请公布号
JPS54131177(U)
申请公布日期
1979.09.11
申请号
JP19780028279U
申请日期
1978.03.06
申请人
发明人
分类号
B23Q7/00;B23B15/00;(IPC1-7):B23B15/00
主分类号
B23Q7/00
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