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发明名称
Dispositif de réglage du temps d'exposition pour posemètres et appareils photographiques
摘要
申请公布号
FR1127446(A)
申请公布日期
1956.12.17
申请号
FRD1127446
申请日期
1955.03.31
申请人
发明人
HERTERICH WALTER
分类号
G03B7/12
主分类号
G03B7/12
代理机构
代理人
主权项
地址
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