ACCOPPIAMENTO PER PROLUNGARE I CANALI TELEFONICI E PER INSERIRE I SEGNALI FONICI,CHE PRESENTANO PUNTI DI ACCOPPIAMENTO ELETTRONICI,AI QUALI SONO ASSOCIATI COMPLESSI DI TENUTAIMPIANTO TELEFONICO A COMANDO ELETTRONICO CON MATRICI DI 0,申请号IT19780020570-传众专利搜索

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发明名称	ACCOPPIAMENTO PER PROLUNGARE I CANALI TELEFONICI E PER INSERIRE I SEGNALI FONICI,CHE PRESENTANO PUNTI DI ACCOPPIAMENTO ELETTRONICI,AI QUALI SONO ASSOCIATI COMPLESSI DI TENUTAIMPIANTO TELEFONICO A COMANDO ELETTRONICO CON MATRICI DI 0
摘要
申请公布号	IT1092822(B)	申请公布日期	1985.07.12
申请号	IT19780020570	申请日期	1978.02.24
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人
分类号	H04Q3/52;H04Q3/545;(IPC1-7):H04M/	主分类号	H04Q3/52
代理机构		代理人
主权项
地址

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