发明名称 Tape cassette.
摘要 <p>A tape cassette is provided, in which a cassette shell body made of opaque resin and a window portion made of transparent resin are molded to be unitary by a dichromatic molding process. The transparent resin of the window portion is general purpose polystyrene and the opaque resin of the cassette shell body is general purpose polystyrene colored by adding thereto very small amounts of rubber component and pigment. &lt;IMAGE&gt;</p>
申请公布号 EP0444881(A2) 申请公布日期 1991.09.04
申请号 EP19910301544 申请日期 1991.02.26
申请人 SONY CORPORATION 发明人 KONDO, SHINICHI, C/O SONY MAGNETIC PRODUCTS INC.;YOSHINARI, NAOKI, C/O SONY MAGNETIC PRODUCTS INC.
分类号 G11B23/04;G11B23/087;G11B23/113 主分类号 G11B23/04
代理机构 代理人
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