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经营范围
发明名称
Railway car
摘要
A railway idler car used as a spacer car between loaded cars that carry very long objects, such as plates, girders, structural steel, pipe, poles and the like. The car is of a skeleton design and is incapable of carrying freight.
申请公布号
US4800819(A)
申请公布日期
1989.01.31
申请号
US19840669707
申请日期
1984.11.09
申请人
BETHLEHEM STEEL CORP.
发明人
FREY, RONALD L.
分类号
B61D3/14;B61D15/06;(IPC1-7):B60P3/40
主分类号
B61D3/14
代理机构
代理人
主权项
地址
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