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发明名称
Improvements in and relating to light control cells
摘要
申请公布号
GB507228(A)
申请公布日期
1939.06.12
申请号
GB19370024292
申请日期
1937.09.06
申请人
RADIOAKTIENGESELLSCHAFT D.S. LOEWE
发明人
分类号
G02F1/03;H04N5/74
主分类号
G02F1/03
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