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Vorrichtung zur Darstellung taktiler Informationen
摘要
申请公布号
DE19746617(A1)
申请公布日期
1999.05.06
申请号
DE19971046617
申请日期
1997.10.22
申请人
MATSCHULAT, GUNNAR, 42119 WUPPERTAL, DE
发明人
MATSCHULAT, GUNNAR, 42119 WUPPERTAL, DE
分类号
G09B21/00;(IPC1-7):G09B21/02;G06F3/00
主分类号
G09B21/00
代理机构
代理人
主权项
地址
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