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发明名称
Rückgekoppelte Verstärkerschaltung.
摘要
申请公布号
AT144200(B)
申请公布日期
1935.12.27
申请号
ATD144200
申请日期
1935.03.05
申请人
TELEFUNKEN GESELLSCHAFT FUER DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
分类号
主分类号
代理机构
代理人
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