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发明名称
Frequency multiplication
摘要
申请公布号
US1925520(A)
申请公布日期
1933.09.05
申请号
US19300494270
申请日期
1930.11.08
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
BUSCHBECK WERNER
分类号
H03B19/10
主分类号
H03B19/10
代理机构
代理人
主权项
地址
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