RIGHTS EXPRESSION SYSTEM,申请号EP20020803667-传众专利搜索

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发明名称	RIGHTS EXPRESSION SYSTEM
摘要
申请公布号	EP1459197(A1)	申请公布日期	2004.09.22
申请号	EP20020803667	申请日期	2002.11.19
申请人	CONTENTGUARD HOLDINGS, INC.	发明人	NGUYEN, MAI;FUNG, JOSEPH, Z.;TRAN, DUC
分类号	G06F15/00;G06F17/00;(IPC1-7):G06F15/00;G06F17/60	主分类号	G06F15/00
代理机构		代理人
主权项
地址

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