DIGITAL TELEPHONE SWITCHING EXCHANGE, PARTICULARLY FOR PRIVATE SYSTEMS (PABX),申请号EP19870907424-传众专利搜索

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发明名称	DIGITAL TELEPHONE SWITCHING EXCHANGE, PARTICULARLY FOR PRIVATE SYSTEMS (PABX)
摘要
申请公布号	EP0332625(B1)	申请公布日期	1992.05.06
申请号	EP19870907424	申请日期	1987.11.03
申请人	ITALTEL TELEMATICA S.P.A.	发明人	ESPOSITO, ANTONIO;MARTUSCIELLO, ANTONIO;MENNELLA, SALVATORE;RAVASIO, PIERCARLO
分类号	H04Q11/04	主分类号	H04Q11/04
代理机构		代理人
主权项
地址

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