A DIGITAL RIGHTS MANAGEMENT SYSTEM ON A VIRTUAL PRIVATE NETWORK,申请号EP20030710128-传众专利搜索

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发明名称	A DIGITAL RIGHTS MANAGEMENT SYSTEM ON A VIRTUAL PRIVATE NETWORK
摘要
申请公布号	EP1508079(A1)	申请公布日期	2005.02.23
申请号	EP20030710128	申请日期	2003.04.11
申请人	NOKIA CORPORATION	发明人	ZHANG, PENG, P.;YAN, ZHENG, Z.;DAHL, PATRIC
分类号	G06F21/24;G06F21/00;H04L12/56;H04L29/06;(IPC1-7):G06F1/00;H04L12/46	主分类号	G06F21/24
代理机构		代理人
主权项
地址

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