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发明名称
BRAILLE DISPLAY READER
摘要
申请公布号
GB2047454(A)
申请公布日期
1980.11.26
申请号
GB19800021541
申请日期
1979.11.05
申请人
ROSE L;ROSE S E
发明人
分类号
G06F3/01;G06F3/147;G09B21/00;(IPC1-7):G09B21/00;G06K7/08;G06K9/00
主分类号
G06F3/01
代理机构
代理人
主权项
地址
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