Improvements relating to apparatus for recording railway train or traffic descriptions or indications and the like,申请号GB19360023447-传众专利搜索

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发明名称	Improvements relating to apparatus for recording railway train or traffic descriptions or indications and the like
摘要
申请公布号	GB480790(A)	申请公布日期	1938.02.28
申请号	GB19360023447	申请日期	1936.08.26
申请人	JOSHUA HEAP GRAHAM;WESTINGHOUSE BRAKE AND SIGNAL COMPANY LIMITED	发明人
分类号	B61L25/04	主分类号	B61L25/04
代理机构		代理人
主权项
地址

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