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发明名称
摘要
申请公布号
JP3288667(B2)
申请公布日期
2002.06.04
申请号
JP19990347297
申请日期
1999.12.07
申请人
发明人
分类号
B21B39/14;(IPC1-7):B21B39/14
主分类号
B21B39/14
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代理人
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