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经营范围
发明名称
Improvements in or relating to radio receiving arrangements
摘要
申请公布号
GB378770(A)
申请公布日期
1932.08.18
申请号
GB19320001498
申请日期
1932.01.18
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H04B1/18
主分类号
H04B1/18
代理机构
代理人
主权项
地址
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