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经营范围
发明名称
ROLLING DEVICE
摘要
申请公布号
KR100879501(B1)
申请公布日期
2009.01.20
申请号
KR20047005482
申请日期
2004.04.14
申请人
发明人
分类号
B21B31/16;B21B13/14;B21B29/00;B21B31/02;B21B31/07;B21B31/18;(IPC1-7):B21B31/16
主分类号
B21B31/16
代理机构
代理人
主权项
地址
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