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发明名称
Automatic tuning mechanism
摘要
申请公布号
US2210426(A)
申请公布日期
1940.08.06
申请号
US19400315161
申请日期
1940.01.23
申请人
TELEFUNKEN GESELSLCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
NOACK WILLI
分类号
H03J5/14
主分类号
H03J5/14
代理机构
代理人
主权项
地址
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