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经营范围
发明名称
Four-die forging device
摘要
申请公布号
KR101189333(B1)
申请公布日期
2012.10.09
申请号
KR20087017890
申请日期
2007.01.24
申请人
发明人
分类号
B21J13/02;B21J3/00;B21J7/16
主分类号
B21J13/02
代理机构
代理人
主权项
地址
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