发明公开
EP0372467A2 Electronic blackboard having image display function
失效
Elektronisches schwarzes Brett mit Bildanzeigefunktion。
- 专利标题: Electronic blackboard having image display function
- 专利标题(中): Elektronisches schwarzes Brett mit Bildanzeigefunktion。
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申请号: EP89122373.7申请日: 1989-12-05
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公开(公告)号: EP0372467A2公开(公告)日: 1990-06-13
- 发明人: Katoh, Naoya c/o Sony Corporation , Kakinuma, Koichiro c/o Sony Corporation , Naganuma, Tohru c/o Sony Corporation , Ando, Makoto c/o Sony Corporation , Majima, Osamu c/o Sony Corporation
- 申请人: SONY CORPORATION
- 申请人地址: 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo JP
- 专利权人: SONY CORPORATION
- 当前专利权人: SONY CORPORATION
- 当前专利权人地址: 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo JP
- 代理机构: TER MEER - MÜLLER - STEINMEISTER & PARTNER
- 优先权: JP310669/88 19881208; JP197797/89 19890729
- 主分类号: G03G15/22
- IPC分类号: G03G15/22 ; H04N1/10
摘要:
An electrostatic blackboard having an image display function for displaying on an electrostatically recordable blackboard display a visible toner image converted from an electrostatic latent image formed on the blackboard by an electrostatic recording head(6) includes copying apparatus for transfering the visible image on the blackboard to a large-size paper sheet. A semi-permanent latent image toner fusing operation is provided to create a semi-permanent visible image, yet permit easy erasing.
公开/授权文献
- EP0372467B1 Electronic blackboard having image display function 公开/授权日:1994-03-02
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