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公开(公告)号:US3041936A
公开(公告)日:1962-07-03
申请号:US69357057
申请日:1957-10-31
Applicant: UNILECTRON INC
Inventor: HULL JOSEPH A
CPC classification number: G03B15/16 , G02F1/07 , H01J61/00 , H01J2893/0063
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公开(公告)号:US3244911A
公开(公告)日:1966-04-05
申请号:US19303262
申请日:1962-04-03
Applicant: UNILECTRON INC
Inventor: HULL JOSEPH A
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公开(公告)号:US3244936A
公开(公告)日:1966-04-05
申请号:US19303162
申请日:1962-04-03
Applicant: UNILECTRON INC
Inventor: HULL JOSEPH A
CPC classification number: H05B43/00 , H01J61/00 , H01J2893/0063
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