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发明名称
Fading elimination
摘要
申请公布号
US2111778(A)
申请公布日期
1938.03.22
申请号
US19340741095
申请日期
1934.08.23
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
HOLLMANN HANS ERICH
分类号
H03G3/22
主分类号
H03G3/22
代理机构
代理人
主权项
地址
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