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经营范围
发明名称
Visermekanisme til Radioapparater.
摘要
申请公布号
DK57939(C)
申请公布日期
1940.09.02
申请号
DKD57939
申请日期
1938.08.17
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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