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发明名称
DISPOSITIF D'AFFICHAGE OPTIQUE
摘要
申请公布号
FR2562697(B1)
申请公布日期
1987.05.22
申请号
FR19850005236
申请日期
1985.04.05
申请人
COMTRONIC GMBH
发明人
MANFRED LEHMANN
分类号
F21V8/00;G09F13/18;G09F19/20;(IPC1-7):G09F13/12
主分类号
F21V8/00
代理机构
代理人
主权项
地址
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