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发明名称
Kamera mit kastenfoermigem Lichtschacht
摘要
申请公布号
DE891491(C)
申请公布日期
1953.09.28
申请号
DE1951O001520
申请日期
1951.03.30
申请人
BLEICHNER GEORG
发明人
BLEICHNER GEORG
分类号
G03B11/04
主分类号
G03B11/04
代理机构
代理人
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