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发明名称
ZERO-BIAS GRIDDED ELECTRON GUN
摘要
申请公布号
IL57880(A)
申请公布日期
1982.01.31
申请号
IL19790057880
申请日期
1979.07.24
申请人
VARIAN ASS INC
发明人
分类号
H01J23/06;H01J1/46;H01J3/02;H01J23/065
主分类号
H01J23/06
代理机构
代理人
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