RAILWAY SWITCH CONTROLLER,申请号CAD370414-传众专利搜索

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发明名称	RAILWAY SWITCH CONTROLLER
摘要
申请公布号	CA370414(A)	申请公布日期	1937.12.07
申请号	CAD370414	申请日期
申请人	THE UNION SWITCH AND SIGNAL COMPANY	发明人	CLAUDE M. HINES
分类号		主分类号
代理机构		代理人
主权项
地址

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