LIFELINE TELEPHONY PROVISION FOR VOICE OVER A DIGITAL SUBSCRIBER LINE,申请号EP20000951761-传众专利搜索

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发明名称	LIFELINE TELEPHONY PROVISION FOR VOICE OVER A DIGITAL SUBSCRIBER LINE
摘要
申请公布号	EP1210801(B1)	申请公布日期	2005.06.15
申请号	EP20000951761	申请日期	2000.08.15
申请人	NORTEL NETWORKS LIMITED	发明人	BRIDGER, MARK;GRANT, MICHAEL, F.;WILLIAMSON, ROGER J.;TATE, CHRISTOPHER, N.;WALLACE, ANDREW, D.;FARRINGTON, JEFFREY, G.
分类号	H04L12/56;H04L12/64;H04M11/06;H04Q11/04;(IPC1-7):H04L12/64	主分类号	H04L12/56
代理机构		代理人
主权项
地址

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