METHOD AND APPARATUS FOR SETTING UP A SOUND SOURCE OF SUPPLEMENTARY SERVICE USING A RING BACK TONE ON CALLING,申请号KR20040024907-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR SETTING UP A SOUND SOURCE OF SUPPLEMENTARY SERVICE USING A RING BACK TONE ON CALLING
摘要
申请公布号	KR20050099730(A)	申请公布日期	2005.10.17
申请号	KR20040024907	申请日期	2004.04.12
申请人	KTFREETEL CO., LTD.;TI SQUARE TECHNOLOGY LIMITED	发明人	LEE, HWANG KYUN;AHN, HEE JUNG;LEE, GIL SOO
分类号	G06Q99/00	主分类号	G06Q99/00
代理机构		代理人
主权项
地址

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