DIAGNOSTIC CIRCUIT FOR PCM CONNECTION NETWORKS,申请号EP19810101030-传众专利搜索

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发明名称	DIAGNOSTIC CIRCUIT FOR PCM CONNECTION NETWORKS
摘要
申请公布号	EP0034776(B1)	申请公布日期	1984.02.01
申请号	EP19810101030	申请日期	1981.02.16
申请人	CSELT CENTRO STUDI E LABORATORI TELECOMUNICAZIONI S.P.A.	发明人	BELFORTE, PIERO;BORTIGNON, RENZO
分类号	H04M3/26;H04J3/14;H04Q11/04;(IPC1-7):04Q11/04;04J3/14	主分类号	H04M3/26
代理机构		代理人
主权项
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