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发明名称
摘要
申请公布号
JPH04102712(U)
申请公布日期
1992.09.04
申请号
JP19910013249U
申请日期
1991.02.16
申请人
发明人
分类号
B23B51/02;(IPC1-7):B23B51/02
主分类号
B23B51/02
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代理人
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