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经营范围
发明名称
SANDWICH TYPE SLEEPER
摘要
申请公布号
KR20060103012(A)
申请公布日期
2006.09.28
申请号
KR20050025146
申请日期
2005.03.25
申请人
HYUNDAI STEEL COMPANY
发明人
YOON, DONG YONG;EUN, SUNG WOON
分类号
E01B3/00
主分类号
E01B3/00
代理机构
代理人
主权项
地址
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