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发明名称
Kleinbild-Filmkamera
摘要
申请公布号
DE532474(C)
申请公布日期
1931.08.28
申请号
DE1928R075366D
申请日期
1928.08.12
申请人
RIEDEL & CO. G.M.B.H.
发明人
FALKENHAGEN FRITZ
分类号
G03B19/04
主分类号
G03B19/04
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