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发明名称
Electron tube having a quick heating cathode with means to apply a variable voltage to the quick heating cathode
摘要
申请公布号
US3299317(A)
申请公布日期
1967.01.17
申请号
US19630287263
申请日期
1963.06.12
申请人
VARIAN ASSOCIATES
发明人
JR. JACKSON W. KENDALL,
分类号
H01J1/13;H01J1/22;H01J19/74;H01J21/10;H03F1/54
主分类号
H01J1/13
代理机构
代理人
主权项
地址
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