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发明名称
Train control system
摘要
申请公布号
US2465862(A)
申请公布日期
1949.03.29
申请号
US19470738473
申请日期
1947.03.31
申请人
NATIONAL SAFETY APPLIANCE CO., LTD.
发明人
FOLKER HERBERT P.
分类号
B60T15/04
主分类号
B60T15/04
代理机构
代理人
主权项
地址
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