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经营范围
发明名称
Magnetron oscillator
摘要
申请公布号
US2282856(A)
申请公布日期
1942.05.12
申请号
US19410388937
申请日期
1941.04.17
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
ENGBERT WILLI
分类号
H01J25/52
主分类号
H01J25/52
代理机构
代理人
主权项
地址
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