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发明名称
METHODS AND APPARATUS FOR RENDERING AN OPTICALLY ENCODED MEDIUM UNREADABLE
摘要
申请公布号
IL140476(D0)
申请公布日期
2002.02.10
申请号
IL19990140476
申请日期
1999.06.25
申请人
SPECTRADISC CORPORATION
发明人
分类号
G11B7/241;B32B;B32B3/00;G03C1/73;G11B3/70;G11B7/0055;G11B7/24;G11B7/252;G11B7/257;G11B20/00;G11B23/28;(IPC1-7):B32B
主分类号
G11B7/241
代理机构
代理人
主权项
地址
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