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发明名称
Wave range switching mechanism
摘要
申请公布号
US2266525(A)
申请公布日期
1941.12.16
申请号
US19400341458
申请日期
1940.06.20
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
WENDT MAX;DILL JOHANN
分类号
H03J5/10
主分类号
H03J5/10
代理机构
代理人
主权项
地址
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