SISTEMA DE CONMUTADOR DE COMUNICACIONES PARA TELEFONOS,申请号ES19100003053-传众专利搜索

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发明名称	SISTEMA DE CONMUTADOR DE COMUNICACIONES PARA TELEFONOS
摘要
申请公布号	ES305310(A1)	申请公布日期	1965.05.01
申请号	ES19100003053	申请日期	1964.10.15
申请人	WESTER ELECTRIC COMPANY INCORPORATED	发明人
分类号	H04M;(IPC1-7):H04M	主分类号	H04M
代理机构		代理人
主权项
地址

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