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发明名称
摘要
申请公布号
JPS5985604(U)
申请公布日期
1984.06.09
申请号
JP19820181549U
申请日期
1982.11.30
申请人
发明人
分类号
B21B39/08;(IPC1-7):B21B39/08
主分类号
B21B39/08
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