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发明名称
摘要
申请公布号
JP4045879(B2)
申请公布日期
2008.02.13
申请号
JP20020200837
申请日期
2002.07.10
申请人
发明人
分类号
B21D28/36;B21D43/00;B21D45/04
主分类号
B21D28/36
代理机构
代理人
主权项
地址
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