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经营范围
发明名称
Perfectionnement aux viseurs pour chambre photographique
摘要
申请公布号
FR58334(E)
申请公布日期
1953.11.18
申请号
FRD58334
申请日期
1948.06.08
申请人
发明人
ANGENIEUX PIERRE
分类号
G03B19/12
主分类号
G03B19/12
代理机构
代理人
主权项
地址
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