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发明名称
摘要
申请公布号
JPH0511941(Y2)
申请公布日期
1993.03.25
申请号
JP19870024136U
申请日期
1987.02.23
申请人
发明人
分类号
B23P21/00;B23P19/00;(IPC1-7):B23P21/00
主分类号
B23P21/00
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