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发明名称
Remote control system
摘要
申请公布号
US2124651(A)
申请公布日期
1938.07.26
申请号
US19320631041
申请日期
1932.08.30
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
CRAGO PAUL H.
分类号
B61L7/08
主分类号
B61L7/08
代理机构
代理人
主权项
地址
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