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发明名称
Tredelt Objektiv til Optagelse af Filmsbilleder i naturlige Farver.
摘要
申请公布号
DK53220(C)
申请公布日期
1937.06.14
申请号
DKD53220
申请日期
1935.12.14
申请人
AUGUST PLAHN
发明人
AUGUST PLAHN
分类号
主分类号
代理机构
代理人
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