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经营范围
发明名称
Improvements in or relating to directional radio transmitting systems
摘要
申请公布号
GB358859(A)
申请公布日期
1931.10.15
申请号
GB19310009436
申请日期
1931.03.27
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.;WERNER LUDENIA
发明人
分类号
G01S1/02
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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