发明公开
EP0372467A2 Electronic blackboard having image display function 失效
Elektronisches schwarzes Brett mit Bildanzeigefunktion。

Electronic blackboard having image display function
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.
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