发明名称 Tactile communication
摘要 Tactile communication is realized via one or more tactile cells each of which comprises one or more tactually perceptible indicia, each cell being further adapted to include means for tactually conveying font information corresponding to that cell, the font information preferably being in the form of a tactile sensation indicative of the font and brought about one or more cell indicia.
申请公布号 US4445871(A) 申请公布日期 1984.05.01
申请号 US19810320199 申请日期 1981.11.12
申请人 BECKER, JOHN V. 发明人 BECKER, JOHN V.
分类号 G09B21/00;(IPC1-7):G09B21/00 主分类号 G09B21/00
代理机构 代理人
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