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发明名称
ELEKTROOPTISCHE VORRICHTUNG MIT EINER SCHICHT AUS EINEM NEMATISCHEN FLUESSIGKRISTALL
摘要
申请公布号
DE2364641(B2)
申请公布日期
1977.04.21
申请号
DE19732364641
申请日期
1973.12.24
申请人
发明人
分类号
G09G3/18;G02F1/133;G02F1/139;G09F9/30;G09F9/35;(IPC1-7):G02F1/13
主分类号
G09G3/18
代理机构
代理人
主权项
地址
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