VOIP SYSTEM HAVING A FUNCTION FOR CHECKING A SUBSCRIBER LINE SITUATION AND CONTROLLING METHOD THEREFORE,申请号KR20040113612-传众专利搜索

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发明名称	VOIP SYSTEM HAVING A FUNCTION FOR CHECKING A SUBSCRIBER LINE SITUATION AND CONTROLLING METHOD THEREFORE
摘要
申请公布号	KR20060075057(A)	申请公布日期	2006.07.04
申请号	KR20040113612	申请日期	2004.12.28
申请人	LG-NORTEL CO., LTD.	发明人	KIM, MIN GYU
分类号	H04L12/26;H04L12/66	主分类号	H04L12/26
代理机构		代理人
主权项
地址

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