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发明名称
Highway guard structure bracket
摘要
申请公布号
US2518004(A)
申请公布日期
1950.08.08
申请号
US19450583132
申请日期
1945.03.16
申请人
BETHLEHEM STEEL COMPANY
发明人
GREENWELL NEVIL
分类号
E01F15/06
主分类号
E01F15/06
代理机构
代理人
主权项
地址
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