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发明名称
Improvements in and relating to photographic roll-film cameras
摘要
申请公布号
GB722587(A)
申请公布日期
1955.01.26
申请号
GB19520031782
申请日期
1952.12.15
申请人
VOIGTLANDER A.G.
发明人
分类号
G03B19/04
主分类号
G03B19/04
代理机构
代理人
主权项
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