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发明名称
摘要
申请公布号
JPS639371(Y2)
申请公布日期
1988.03.19
申请号
JP19790145535U
申请日期
1979.10.20
申请人
发明人
分类号
B23B47/18;(IPC1-7):B23B47/18
主分类号
B23B47/18
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代理人
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