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发明名称
Anordning ved fotografiske Apparater.
摘要
申请公布号
DK48816(C)
申请公布日期
1934.05.28
申请号
DKD48816
申请日期
1932.08.09
申请人
CARL JOHAN RIXEN
发明人
CARL JOHAN RIXEN
分类号
主分类号
代理机构
代理人
主权项
地址
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