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经营范围
发明名称
Kamera mit elektrischem Belichtungsmesser
摘要
申请公布号
DE660724(C)
申请公布日期
1938.06.01
申请号
DE1935V032022D
申请日期
1935.07.30
申请人
FREDERIK BERTHUS ARCHIBALD PRINSEN
发明人
分类号
G03B7/06
主分类号
G03B7/06
代理机构
代理人
主权项
地址
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