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发明名称
Régulateur automatique de flux lumineux
摘要
申请公布号
FR1022692(A)
申请公布日期
1953.03.09
申请号
FRD1022692
申请日期
1950.07.31
申请人
SOCIETE DE FABRICATION D'APPAREILS DE CINEMATOGRAPHIE
发明人
GROSSETETE ROGER
分类号
G03B7/16
主分类号
G03B7/16
代理机构
代理人
主权项
地址
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