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发明名称
Electron discharge device
摘要
申请公布号
US2330032(A)
申请公布日期
1943.09.21
申请号
US19410414227
申请日期
1941.10.09
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
DAILEY HAMPTON JENNINGS
分类号
H01J19/34
主分类号
H01J19/34
代理机构
代理人
主权项
地址
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