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发明名称
Photographischer Objektivverschluss mit Vorlaufwerk
摘要
申请公布号
DE643478(C)
申请公布日期
1937.04.09
申请号
DENDATG091731D
申请日期
申请人
ALFRED GAUTHIER G.M.B.H.
发明人
分类号
G03B9/64
主分类号
G03B9/64
代理机构
代理人
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地址
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