METHOD FOR PROVIDING SUBSCRIBER-BASED RING-BACK-TONE SERVICE,申请号KR20040069529-传众专利搜索

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发明名称	METHOD FOR PROVIDING SUBSCRIBER-BASED RING-BACK-TONE SERVICE
摘要
申请公布号	KR20060020834(A)	申请公布日期	2006.03.07
申请号	KR20040069529	申请日期	2004.09.01
申请人	SK TELECOM CO., LTD.	发明人	KIM, KI CHUL
分类号	H04W4/16	主分类号	H04W4/16
代理机构		代理人
主权项
地址

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