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1.发明授权Pierce-type electron gun with combined modulating and beam-forming electrode array 失效具有组合调制和波束形成电极阵列的皮尔斯型电子枪
公开(公告)号：US3377502A
公开(公告)日：1968-04-09
申请号：US54167766
申请日：1966-04-11
Applicant: HUGHES AIRCRAFT CO
Inventor： KURT AMBOSS , KRAMER WILLIAM E
IPC: H01J3/02 , H01J23/065
CPC classification number: H01J3/029 , H01J23/065
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