INFORMATION RECORDING MEDIUM, USAGE MANAGEMENT METHOD, AND USAGE MANAGEMENT APPARATUS,申请号KR20047013891-传众专利搜索

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发明名称	INFORMATION RECORDING MEDIUM, USAGE MANAGEMENT METHOD, AND USAGE MANAGEMENT APPARATUS
摘要
申请公布号	KR100895377(B1)	申请公布日期	2009.04.29
申请号	KR20047013891	申请日期	2003.03.07
申请人		发明人
分类号	G11B20/10;G06F12/14;G06F21/00;G11B7/005;G11B7/007;G11B7/013;G11B20/00;G11B20/12;G11B23/28;G11B27/034;G11B27/30;(IPC1-7):G11B20/10	主分类号	G11B20/10
代理机构		代理人
主权项
地址

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