发明名称 Braille type device, system, and method
摘要 A Braille type device including printed or displayed matter on a medium in combination with printed or displayed Braille type code, preferably machine readable Braille type bar code. The Braille type system includes the combination of the Braille type device and a Braille type-scanning device. The Braille type method includes printing or displaying a Braille type bar code on a medium.
申请公布号 US2008318191(A1) 申请公布日期 2008.12.25
申请号 US20080073808 申请日期 2008.03.10
申请人 发明人 MCADAMS JOHN B.;PINTO STEPHEN G.
分类号 G09B21/02;G09B21/00 主分类号 G09B21/02
代理机构 代理人
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