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31.
公开(公告)号:US3091717A
公开(公告)日:1963-05-28
申请号:US7805860
申请日:1960-12-23
Applicant: VARIAN ASSOCIATES
Inventor: RUTHERFORD SHERMAN L , FRANCIS ARTHUR B , LLOYD WILLIAM A
CPC classification number: H01J41/20 , H01J17/066 , H01J41/06 , H01J2893/0066
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公开(公告)号:US2961601A
公开(公告)日:1960-11-22
申请号:US70555757
申请日:1957-12-27
Applicant: GEN ELECTRIC
Inventor: BAUGHMAN HOWARD B
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34.Apparatus for the production of high vacuum, especially in metal evaporation vacuum pmps 失效
Title translation: 用于生产高真空的设备,特别是在金属蒸发真空中公开(公告)号:US2954156A
公开(公告)日:1960-09-27
申请号:US63094456
申请日:1956-12-27
Applicant: GALILEO SOCIETA PER AZIONI OFF
Inventor: ENRICO MEYER
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35.Means and method for the measurement of local low gas densities 失效
Title translation: 用于测量局部低气体密度的方法和方法公开(公告)号:US2952776A
公开(公告)日:1960-09-13
申请号:US75923958
申请日:1958-09-05
Applicant: ONTARIO RESEARCH FOUNDATION
Inventor: SCHUMACHER BERTHOLD W , GRUEN ARNOLD E
CPC classification number: G01N21/6456 , G01M9/06 , G01N23/22 , G01N2223/07 , G01N2223/102 , G01N2223/104 , G01N2223/638 , H01J41/06
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公开(公告)号:US2855533A
公开(公告)日:1958-10-07
申请号:US42633954
申请日:1954-04-29
Applicant: GEN ELECTRIC
Inventor: MORGAN WALTER A
IPC: H01J41/06
CPC classification number: H01J41/06
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公开(公告)号:US2826709A
公开(公告)日:1958-03-11
申请号:US56110856
申请日:1956-01-24
Applicant: VON ARDENNE MANFRED
Inventor: VON ARDENNE MANFRED
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公开(公告)号:US2757306A
公开(公告)日:1956-07-31
申请号:US49010455
申请日:1955-02-23
Applicant: NAT RES DEV
Inventor: THURBURN CONN GEORGE KEITH , NEVILLE DAGLISH HUGH
IPC: H01J41/06
CPC classification number: H01J41/06
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公开(公告)号:US2594212A
公开(公告)日:1952-04-22
申请号:US73717347
申请日:1947-03-25
Applicant: ATOMIC ENERGY COMMISSION
Inventor: PROUDFOOT CHARLES B
IPC: H01J41/06
CPC classification number: H01J41/06
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公开(公告)号:US2486976A
公开(公告)日:1949-11-01
申请号:US69080946
申请日:1946-08-15
Applicant: US ATOMIC ENERGY COMMISION
Inventor: PERRET WILLIAM R
IPC: H01J41/06
CPC classification number: H01J41/06
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