TELECOMMUNICATION SWITCHING SYSTEM HAVING DISTRIBUTED DIALING PLAN HIERARCHY,申请号EP19920311261-传众专利搜索

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发明名称	TELECOMMUNICATION SWITCHING SYSTEM HAVING DISTRIBUTED DIALING PLAN HIERARCHY
摘要
申请公布号	EP0550178(A3)	申请公布日期	1994.12.07
申请号	EP19920311261	申请日期	1992.12.10
申请人	AMERICAN TELEPHONE AND TELEGRAPH COMPANY	发明人	BALES, BRUCE MERRILL;CRUMPLEY, ROBERT LOUIS;NORTH, SANDRA SUE;THIELER, STEPHEN MAX
分类号	H04M3/00;H04Q3/00;H04Q3/545;(IPC1-7):H04Q3/00	主分类号	H04M3/00
代理机构		代理人
主权项
地址

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