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摘要
申请公布号
JPS59120038(U)
申请公布日期
1984.08.13
申请号
JP19830011927U
申请日期
1983.01.28
申请人
发明人
分类号
B21J9/02;B21J13/04;B30B15/04;(IPC1-7):B21J13/04
主分类号
B21J9/02
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