UNA INSTALACION TELEFONICA DE ABONADO.,申请号ES19690004612-传众专利搜索

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发明名称	UNA INSTALACION TELEFONICA DE ABONADO.
摘要
申请公布号	ES461269(A3)	申请公布日期	1978.05.01
申请号	ES19690004612	申请日期	1977.08.01
申请人	INTERNATIONAL TELDATA CORPORATION	发明人
分类号	H04M;(IPC1-7):04M/	主分类号	H04M
代理机构		代理人
主权项
地址

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