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经营范围
发明名称
Brake beam structure
摘要
申请公布号
US2398497(A)
申请公布日期
1946.04.16
申请号
US19430513038
申请日期
1943.12.06
申请人
CHICAGO RAILWAY EQUIPMENT COMPANY
发明人
EKHOLM HERBERT W.
分类号
B61H13/36;F16D65/06
主分类号
B61H13/36
代理机构
代理人
主权项
地址
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