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发明名称
Discharge device
摘要
申请公布号
US2339499(A)
申请公布日期
1944.01.18
申请号
US19420439575
申请日期
1942.04.18
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
MARSHALL DONALD E.;KNOCHEL WILLIAM J.
分类号
H01J13/34;H01J13/48
主分类号
H01J13/34
代理机构
代理人
主权项
地址
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