DISPOSITIVO DE MONITORIZACAO DE ALARME PARA REDES DIGITAIS DE CENTRAL DE COMUTACAO PARA TELECOMUNICACOES,申请号BR19800004933-传众专利搜索

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发明名称	DISPOSITIVO DE MONITORIZACAO DE ALARME PARA REDES DIGITAIS DE CENTRAL DE COMUTACAO PARA TELECOMUNICACOES
摘要
申请公布号	BR8004933(A)	申请公布日期	1981.02.17
申请号	BR19800004933	申请日期	1980.08.06
申请人	PLESSEY CO LTD	发明人	CRETEAU P
分类号	H04M3/22;H04M3/08;H04M3/24;H04Q11/04;(IPC1-7):H04L11/12;G08C15/06;H04J3/14	主分类号	H04M3/22
代理机构		代理人
主权项
地址

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