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发明名称
Einaeugige Spiegelreflexkamera mit auswechselbarem Objektivverschluss
摘要
申请公布号
DE1168244(B)
申请公布日期
1964.04.16
申请号
DE1958H032538
申请日期
1958.02.28
申请人
BJOERN HARALD HEDEN
发明人
HEDEN BJOERN HARALD
分类号
G03B19/12
主分类号
G03B19/12
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代理人
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