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公开(公告)号:US2780748A
公开(公告)日:1957-02-05
申请号:US21301451
申请日:1951-02-27
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: WILLIAMS NEAL T , GERHARD LEWIN
IPC: H01J17/04
CPC classification number: H01J17/04
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公开(公告)号:US2743387A
公开(公告)日:1956-04-24
申请号:US23442251
申请日:1951-06-29
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN , GOLDMAN ERNEST A
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077
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公开(公告)号:US2821511A
公开(公告)日:1958-01-28
申请号:US44044754
申请日:1954-06-30
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
CPC classification number: H01J13/34 , H01J17/14 , H01J2893/0087
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公开(公告)号:US2727168A
公开(公告)日:1955-12-13
申请号:US27360852
申请日:1952-02-27
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: MARSHALL DONALD E , GERHARD LEWIN , ARTHUR GOLDMAN ERNEST
CPC classification number: H01J13/50 , H01J17/30 , H01J2893/0088
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公开(公告)号:US2617065A
公开(公告)日:1952-11-04
申请号:US19014150
申请日:1950-10-14
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077
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公开(公告)号:US2721108A
公开(公告)日:1955-10-18
申请号:US28502752
申请日:1952-04-29
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077
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公开(公告)号:US2693547A
公开(公告)日:1954-11-02
申请号:US29058952
申请日:1952-05-28
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/38
CPC classification number: H01J13/38
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公开(公告)号:US2617064A
公开(公告)日:1952-11-04
申请号:US18978450
申请日:1950-10-12
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077 , Y10S428/929 , Y10T428/12021 , Y10T428/12042 , Y10T428/12097 , Y10T428/12243 , Y10T428/12486
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公开(公告)号:US2785332A
公开(公告)日:1957-03-12
申请号:US29604652
申请日:1952-06-27
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077
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公开(公告)号:US2671954A
公开(公告)日:1954-03-16
申请号:US23442451
申请日:1951-06-29
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: GERHARD LEWIN
IPC: H01J13/10
CPC classification number: H01J13/10 , H01J2893/0077 , Y10T428/12042 , Y10T428/12153 , Y10T428/1216 , Y10T428/12243 , Y10T428/12826 , Y10T428/12951 , Y10T428/12986
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