发明名称 Visible image magnetic card
摘要 A visible image magnetic card employing a magnetic recording sheet having a sandwich of a magnetic recording layer and a base sheet. A display sheet has a transparent display area with a display cell is formed between the display sheet and the magnetic recording sheet. The cell houses a mixture of magnetic particles and a transparent or translucent fine fluidizing powder.
申请公布号 US4707593(A) 申请公布日期 1987.11.17
申请号 US19860866418 申请日期 1986.05.23
申请人 PILOT MAN-NEN-HITSU KABUSHIKI KAISHA;THE NIPPON SIGNAL CO., LTD. 发明人 MURATA, YASUZO;YOKOYAMA, TAKEO;WADA, HIROYUKI;SAKURAI, MASAAKI
分类号 G11B23/00;B42D15/10;G06K19/06;G11B5/80;(IPC1-7):G06K19/00 主分类号 G11B23/00
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