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发明名称
摘要
申请公布号
JP4562302(B2)
申请公布日期
2010.10.13
申请号
JP20010060724
申请日期
2001.03.05
申请人
发明人
分类号
B21C1/00;B21C1/30;B21C3/02
主分类号
B21C1/00
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代理人
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地址
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