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发明名称
VARIAN ASSOCIATES INC GRID CONTROLLED ELECTRON SOURCE AND ITS MANUFACTURE
摘要
申请公布号
IL48887(A)
申请公布日期
1977.07.31
申请号
IL19760048887
申请日期
1976.01.21
申请人
发明人
分类号
H01J1/28;H01J1/88;H01J9/04;H01J19/14;H01J23/06;H01J23/065;(IPC1-7):H01J19/14
主分类号
H01J1/28
代理机构
代理人
主权项
地址
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