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发明名称
摘要
申请公布号
JPH0719728(Y2)
申请公布日期
1995.05.10
申请号
JP19910055093U
申请日期
1991.07.16
申请人
发明人
分类号
B25F5/00;B25D9/04;(IPC1-7):B25F5/00
主分类号
B25F5/00
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代理人
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