White board
    1.
    发明授权
    White board 失效
    白板

    公开(公告)号:US4996110A

    公开(公告)日:1991-02-26

    申请号:US897951

    申请日:1986-08-19

    IPC分类号: B43L1/10 B43L1/04

    摘要: A white board comprises a front surface layer composed of a polyester film having undergone a hard coat treatment and a rear surface layer composed of a sheet-like magnet. The white board can be easily attached to and detached from steel walls, glass plates, etc. and stored in a rolled state when not in use.

    摘要翻译: 白板包括由经过硬涂层处理的聚酯膜和由片状磁体构成的背面层构成的前表面层。 白板可以方便地连接到钢墙,玻璃板等上,并在不使用时保存在滚动状态。