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发明名称
Perfectionnements apportés dans l'établissement des appareils photographiques utilisant des films
摘要
申请公布号
FR1031487(A)
申请公布日期
1953.06.24
申请号
FRD1031487
申请日期
1951.01.27
申请人
发明人
VERGNE ROGER
分类号
G03B17/42
主分类号
G03B17/42
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