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发明名称
Magnetron
摘要
申请公布号
US2201666(A)
申请公布日期
1940.05.21
申请号
US19380193816
申请日期
1938.03.04
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
HOLLMANN HANS ERICH
分类号
H01J25/52;H03C5/04
主分类号
H01J25/52
代理机构
代理人
主权项
地址
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