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公开(公告)号:US3054430A
公开(公告)日:1962-09-18
申请号:US66237857
申请日:1957-05-29
Applicant: PHILIPS CORP
Inventor: TOL HENDRIKUS JOHANNES MARIE V , DEN DULK ERNST SIGMUND
IPC: H01J19/38
CPC classification number: H01J19/38 , H01J2893/0016
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公开(公告)号:US3246198A
公开(公告)日:1966-04-12
申请号:US20531362
申请日:1962-06-26
Applicant: PHILIPS CORP
Inventor: DEN DULK ERNST SIGMUND
CPC classification number: H01J19/00 , H01J19/38 , H01J2893/0016 , H01J2893/0025
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公开(公告)号:US3141991A
公开(公告)日:1964-07-21
申请号:US5455960
申请日:1960-08-12
Applicant: PHILIPS CORP
Inventor: TOL HENDRIKUS JOHANNES MARIE V , DEN DULK ERNST SIGMUND
IPC: H01J19/00
CPC classification number: H01J19/00 , H01J2893/0024
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