发明名称 MAGNETIC RECORDED PATTERN READING DEVICE
摘要 PURPOSE:To clearly and definitely read magnetically recorded pattern with a transparent material such as prism, by providing a magnetic thin film having an easy-to magnetize axis in a direction perpendicular to the film surface.
申请公布号 JPS5250219(A) 申请公布日期 1977.04.22
申请号 JP19750125357 申请日期 1975.10.20
申请人 KOKUSAI DENSHIN DENWA CO LTD 发明人 IMAMURA OSATAKE;MIMURA MASANORI;KOBAYASHI TOSHIHIKO
分类号 G11B11/10;G11B11/105;G11C13/06 主分类号 G11B11/10
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