METHOD AMD APPARATUS FOR PROVIDING MP3 USING DRM,申请号KR20050026463-传众专利搜索

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发明名称	METHOD AMD APPARATUS FOR PROVIDING MP3 USING DRM
摘要
申请公布号	KR20060104354(A)	申请公布日期	2006.10.09
申请号	KR20050026463	申请日期	2005.03.30
申请人	KTFREETEL CO., LTD.	发明人	JANG, JAE SEOK;IM, SEOK BIN;CHO, YOUNG HOON
分类号	G06Q99/00;G06F17/00	主分类号	G06Q99/00
代理机构		代理人
主权项
地址

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