发明名称 Integral data storage disk card.
摘要 <p>An integral data storage disk card (10) includes a planar rectangular base member (12) on a portion of which a data storage disk (20) is disposed for rotation relative to the base member (12) and within an overlying cover (14) fixed to the base member (12) to protect the data storage disk (20). A visually discernible information bearing layer (35) in either machine or human readable form is disposed on the other portion of the base member (12) adjacent the data storage disk (20).</p>
申请公布号 EP0394686(A2) 申请公布日期 1990.10.31
申请号 EP19900105838 申请日期 1990.03.27
申请人 POLAROID CORPORATION 发明人 COCCO, VINCENT L.;GRIMES, DONALD L.
分类号 G11B23/38;G06K19/04;G06K19/10;G11B20/00 主分类号 G11B23/38
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