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发明名称
CATHODE FOR PRODUCING INTENSE, MODULATED, ONE- OR MULTICHANNEL ELECTRON BEAMS
摘要
申请公布号
EP0428853(A3)
申请公布日期
1991.09.11
申请号
EP19900119196
申请日期
1990.10.05
申请人
RIEGE, HANS, DR.
发明人
RIEGE, HANS, DR.
分类号
H01J1/312;(IPC1-7):H01J1/30;H01J3/02
主分类号
H01J1/312
代理机构
代理人
主权项
地址
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