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发明名称
APPAREIL D'AIDE A LA LECTURE POUR MALVOYANT
摘要
申请公布号
FR2769451(B1)
申请公布日期
2000.04.21
申请号
FR19970012443
申请日期
1997.10.06
申请人
ADCA ELECTRONIQUE
发明人
CAPAI RICHARD JEAN
分类号
G09B21/00;H04N1/107;H04N1/195;H04N7/18;(IPC1-7):H04N7/18
主分类号
G09B21/00
代理机构
代理人
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