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经营范围
发明名称
摘要
申请公布号
JP3479106(B2)
申请公布日期
2003.12.15
申请号
JP19930259140
申请日期
1993.09.21
申请人
发明人
分类号
B21D5/08;(IPC1-7):B21D5/08
主分类号
B21D5/08
代理机构
代理人
主权项
地址
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