METHOD AND SYSTEM FOR HIERARCHICAL KEY ACCESS AND RECOVERY,申请号EP19970948124-传众专利搜索

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发明名称	METHOD AND SYSTEM FOR HIERARCHICAL KEY ACCESS AND RECOVERY
摘要
申请公布号	EP0894379(A1)	申请公布日期	1999.02.03
申请号	EP19970948124	申请日期	1997.10.28
申请人	MOTOROLA, INC.	发明人	DABBISH, EZZAT, A.;GEIGER, ROBERT, LAWRENCE;PUHL, LARRY, CHARLES
分类号	H04L9/08;(IPC1-7):H04L9/08	主分类号	H04L9/08
代理机构		代理人
主权项
地址

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