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发明名称
摘要
申请公布号
JP3178245(B2)
申请公布日期
2001.06.18
申请号
JP19940114341
申请日期
1994.04.28
申请人
发明人
分类号
B21F19/00;H01B12/04;H01B13/00;(IPC1-7):H01B13/00
主分类号
B21F19/00
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