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经营范围
发明名称
Improvements in or relating to modulated carrier transmitters
摘要
申请公布号
GB359650(A)
申请公布日期
1931.10.29
申请号
GB19300027657
申请日期
1930.09.16
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H03F1/33
主分类号
H03F1/33
代理机构
代理人
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地址
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