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发明名称
Verfahren zum Ausgleich der an einer Kerrzelle bei Wechselstromerregung auftretenden Schwankungen der mittleren Lichtdurchlaessigkeit
摘要
申请公布号
DE565815(C)
申请公布日期
1932.12.12
申请号
DE1931U011382D
申请日期
1931.07.30
申请人
UNIVERSUM-FILM AKT.-GES.
发明人
分类号
G02F1/07
主分类号
G02F1/07
代理机构
代理人
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