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发明名称
Coded track circuit signaling system
摘要
申请公布号
US2378325(A)
申请公布日期
1945.06.12
申请号
US19430500662
申请日期
1943.08.31
申请人
GENERAL RAILWAY SIGNAL COMPANY
发明人
REES FRANK X.
分类号
B61L23/16
主分类号
B61L23/16
代理机构
代理人
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地址
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