发明名称 LIMITED PLAY DATA STORAGE MEDIA AND METHOD FOR LIMITING ACCESS TO DATA THEREON
摘要 <p>A limited play optical storage medium for data is provided that comprises a first optically transparent substrate; a reflective layer; a data layer disposed between said first substrate and said reflective layer; a second substrate; and a reactive layer comprising a carrier and a reactive material wherein the reactive layer and reflective layer are disposed between said first substrate and said second substrate.</p>
申请公布号 WO2003090221(P1) 申请公布日期 2003.10.30
申请号 US2003009866 申请日期 2003.03.31
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