Railway signalling equipment,申请号GB19560023307-传众专利搜索

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发明名称	Railway signalling equipment
摘要
申请公布号	GB815542(A)	申请公布日期	1959.06.24
申请号	GB19560023307	申请日期	1956.07.27
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	B61L19/06	主分类号	B61L19/06
代理机构		代理人
主权项
地址

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