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发明名称
Indicateur de diaphragme photocinématographique
摘要
申请公布号
FR749997(A)
申请公布日期
1933.08.02
申请号
FRD749997
申请日期
1933.02.03
申请人
发明人
JEANNOT FREDERIC-LOUIS
分类号
G01J1/28
主分类号
G01J1/28
代理机构
代理人
主权项
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