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发明名称
Drive mechanism for axle driven speed responsive device for railway trains
摘要
申请公布号
US2258349(A)
申请公布日期
1941.10.07
申请号
US19400350592
申请日期
1940.08.03
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
BONE HERBERT L.;LIVINGSTON JOHN W.
分类号
B60T8/32;B61D43/00
主分类号
B60T8/32
代理机构
代理人
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