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发明名称
Drive mechanism for axle driven speed responsive devices for railway trains
摘要
申请公布号
US2245897(A)
申请公布日期
1941.06.17
申请号
US19400355782
申请日期
1940.09.07
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
BONE HERBERT L.;LIVINGSTON JOHN W.
分类号
B60T8/32
主分类号
B60T8/32
代理机构
代理人
主权项
地址
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