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发明名称
PHOTOGRAPHISCHE KASTENKAMERA.
摘要
申请公布号
DE1617369(U)
申请公布日期
1950.12.07
申请号
DE194900D6195U
申请日期
1949.09.09
申请人
FIRMA RUDOLF LEIDOLF
发明人
分类号
主分类号
代理机构
代理人
主权项
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