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发明名称
Electron discharge device
摘要
申请公布号
US2917653(A)
申请公布日期
1959.12.15
申请号
US19570640007
申请日期
1957.02.13
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
NOILES DONGLAS G.
分类号
H01J29/92
主分类号
H01J29/92
代理机构
代理人
主权项
地址
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