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发明名称
Obturateur à fente pour appareils photographiques
摘要
申请公布号
FR944253(A)
申请公布日期
1949.03.31
申请号
FRD944253
申请日期
1943.02.26
申请人
LA RELIEPHOGRAPHIE
发明人
分类号
G03B9/28
主分类号
G03B9/28
代理机构
代理人
主权项
地址
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