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公开(公告)号:US3562516A
公开(公告)日:1971-02-09
申请号:US3562516D
申请日:1968-09-13
Applicant: THOMSON HOTCHKICS BRANDT COMP
Inventor: GUYOT LUCIEN FRANCIS
Abstract: The acceleration and focusing means located between a photocathode and a secondary emission induced conductivity target include a grid located and electrically energized to reduce the speed of electrons impinging on the target to a value providing for optimum secondary emission from the target, thus assuring low electron transit times and high resolution.
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公开(公告)号:US3519349A
公开(公告)日:1970-07-07
申请号:US3519349D
申请日:1966-04-12
Applicant: ITT
Inventor: BERTHOLD WOLFGANG KARL
CPC classification number: H01J31/286
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公开(公告)号:US3424937A
公开(公告)日:1969-01-28
申请号:US3424937D
申请日:1965-01-08
Applicant: GOODYEAR AEROSPACE CORP
Inventor: STEINER WILFORD L
CPC classification number: H01J31/286 , G01S7/04
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54.Radiation transporting devices provided with hollow members mounted in an array 失效
Title translation: 具有安装在阵列中的中空部件的辐射传送装置公开(公告)号:US3400292A
公开(公告)日:1968-09-03
申请号:US49896165
申请日:1965-10-20
Applicant: EDWARD EMANUEL SHELDON
Inventor: EMANUEL SHELDON EDWARD
CPC classification number: H04N3/00 , A61B1/00165 , A61B1/05 , G01M3/005 , G01M3/38 , G02B23/26 , H01J31/28 , H01J31/50 , H01J2231/50015 , H01J2231/50068
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55.
公开(公告)号:US3385995A
公开(公告)日:1968-05-28
申请号:US55220566
申请日:1966-05-23
Applicant: TOKYO SHIBAURA ELECTRIC CO
Inventor: SHOICHI MIYASHIRO
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公开(公告)号:US2951899A
公开(公告)日:1960-09-06
申请号:US45311354
申请日:1954-08-30
Applicant: GEN ELECTRIC
Inventor: DAY JR HAROLD R
CPC classification number: H01J31/283 , H04N7/12
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公开(公告)号:US2440736A
公开(公告)日:1948-05-04
申请号:US76900647
申请日:1947-08-16
Applicant: FARNSWORTH RES CORP
Inventor: MADISON CAWEIN
CPC classification number: H01J29/89 , H01J31/28 , H01J31/30 , H01J31/48 , H01J2229/893
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公开(公告)号:US2440735A
公开(公告)日:1948-05-04
申请号:US48986943
申请日:1943-06-05
Applicant: FARNSWORTH RES CORP
Inventor: MADISON CAWEIN
CPC classification number: H01J29/89 , H01J31/28 , H01J31/30 , H01J31/48 , H01J2229/893
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公开(公告)号:US2280877A
公开(公告)日:1942-04-28
申请号:US24250538
申请日:1938-11-26
Applicant: WESTINGHOUSE ELECTRIC & MFG CO
Inventor: ZWORYKIN VLADIMIR K
IPC: H01J31/28
CPC classification number: H01J31/28
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