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经营范围
发明名称
Improvements in or relating to directional radio systems
摘要
申请公布号
GB370135(A)
申请公布日期
1932.04.07
申请号
GB19310005826
申请日期
1931.02.24
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
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地址
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