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发明名称
Appareil photographique combiné pour prises de vue sur film et directes sur papier
摘要
申请公布号
FR38907(E)
申请公布日期
1931.08.10
申请号
FRD38907
申请日期
1930.07.31
申请人
发明人
BOURDEREAU ALPHONSE
分类号
G03B17/53;G03B21/32
主分类号
G03B17/53
代理机构
代理人
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