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发明名称
Tuning control system for radio receivers
摘要
申请公布号
US2205103(A)
申请公布日期
1940.06.18
申请号
US19380246767
申请日期
1938.12.20
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
MAHNKEN WERNER
分类号
H03J1/10;H03J1/14
主分类号
H03J1/10
代理机构
代理人
主权项
地址
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