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经营范围
发明名称
Railway brake beam structure
摘要
申请公布号
US2548595(A)
申请公布日期
1951.04.10
申请号
US19460694891
申请日期
1946.09.05
申请人
CHICAGO RAILWAY EQUIPMENT COMPANY
发明人
EKHOLM HERBERT W.
分类号
B61H13/36
主分类号
B61H13/36
代理机构
代理人
主权项
地址
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