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经营范围
发明名称
Freight car underframe with hydraulic cushioning
摘要
申请公布号
US3186562(A)
申请公布日期
1965.06.01
申请号
US19580754196
申请日期
1958.08.11
申请人
KEYSTONE RAILWAY EQUIPMENT COMPANY
发明人
ANGOLD JOHN A.
分类号
B61D45/00
主分类号
B61D45/00
代理机构
代理人
主权项
地址
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