发明名称 MAGNETIC DISPLAY PANEL AND METHOD FOR PRODUCING THE SAME
摘要 A magnetic display panel (1) which is safe even when a young child plays it, on which a clear line is always drawn, and which can be safely disposed of. A core block (5) having a large number of cells in which a plastic dispersion liquid (7) containing magnetic particles is sealed with adhesive between a core receiving body (3) having a recess (8) formed by raising the edges (3a) and a face plate (2) covering the recess (8). The core receiving body (3) and the face plate (2) are made of olefin synthetic resin. The members constituting a drawing face of the core receiving body (3) and the face plate (2) are transparent or semitransparent. The core block (5) is made of pulp material paper.
申请公布号 CA2306263(A1) 申请公布日期 2000.02.10
申请号 CA19992306263 申请日期 1999.07.30
申请人 TAKARA CO., LTD. 发明人 SATOH, HIROHISA
分类号 G09F9/37;(IPC1-7):G09F9/37 主分类号 G09F9/37
代理机构 代理人
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