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公开(公告)号:US3184633A
公开(公告)日:1965-05-18
申请号:US6700260
申请日:1960-11-03
Applicant: GEN ELECTRIC
Inventor: WHITE FREDERICK A , DAVIS WILLIAM D
IPC: H01J43/24
CPC classification number: H01J43/24
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公开(公告)号:US2756341A
公开(公告)日:1956-07-24
申请号:US41027054
申请日:1954-02-15
Applicant: GEN ELECTRIC
Inventor: WHITE FREDERICK A
IPC: H01J49/16
CPC classification number: H01J49/16
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