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发明名称
摘要
申请公布号
JP3355092(B2)
申请公布日期
2002.12.09
申请号
JP19960205451
申请日期
1996.07.17
申请人
发明人
分类号
B21F3/027;B21F35/02;(IPC1-7):B21F35/02
主分类号
B21F3/027
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代理人
主权项
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