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发明名称
Simplexed line circuit system for remote-control systems
摘要
申请公布号
US2503701(A)
申请公布日期
1950.04.11
申请号
US19460712423
申请日期
1946.11.26
申请人
THE UNION SWITCH & SIGNAL COMPANY
发明人
BAUGHMAN GEORGE W.
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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