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发明名称
Copy protection method
摘要
申请公布号
EP0987705(B1)
申请公布日期
2002.08.14
申请号
EP19990118153
申请日期
1999.09.11
申请人
OK MEDIA DISC SERVICE GMBH & CO. KG
发明人
KLAHN, STEFAN, DR.;BUTTENSCHOEN, MICHAEL;SELLMER, DIRK
分类号
G11B20/00;G11B23/28;(IPC1-7):G11B20/00
主分类号
G11B20/00
代理机构
代理人
主权项
地址
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