Coded track circuit signaling system,申请号US19420457545-传众专利搜索

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发明名称	Coded track circuit signaling system
摘要
申请公布号	US2357519(A)	申请公布日期	1944.09.05
申请号	US19420457545	申请日期	1942.09.07
申请人	GENERAL RAILWAY SIGNAL COMPANY	发明人	JUDGE THOMAS J.
分类号	B61L23/22	主分类号	B61L23/22
代理机构		代理人
主权项
地址

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