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发明名称
摘要
申请公布号
JP3089131(B2)
申请公布日期
2000.09.18
申请号
JP19930086468
申请日期
1993.04.13
申请人
发明人
分类号
B21C47/00;B21C47/18;B21C47/28;B65H49/12;B65H59/04;(IPC1-7):B21C47/28
主分类号
B21C47/00
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