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经营范围
发明名称
Manufacturing Method of Bainitic Rail Steel With Excellent Wedability
摘要
申请公布号
KR100955222(B1)
申请公布日期
2010.04.29
申请号
KR20020084023
申请日期
2002.12.26
申请人
发明人
分类号
C22C38/04
主分类号
C22C38/04
代理机构
代理人
主权项
地址
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