发明名称 DEVICE FOR PRESENTING GRAPHIC INFORMATION
摘要 The information display comprises a housing and a top cover plate with an incorporated or overlying surface with a matrix of holes through which pins can project, arranged accordance with the required display character. The displacement of the pins into the projecting position is controlled by a setting mechanism within the housing, with raster elements for holding the pins in the raised postion. The setting device may be programme controlled.
申请公布号 DE3566177(D1) 申请公布日期 1988.12.15
申请号 DE19853566177 申请日期 1985.12.11
申请人 DEUTSCHE BLINDENSTUDIENANSTALT E.V. 发明人 HOFFARTH, RAINER
分类号 G09F9/37;B41J3/32;G09B21/00;(IPC1-7):G09B21/02 主分类号 G09F9/37
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