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41.
公开(公告)号:US3239715A
公开(公告)日:1966-03-08
申请号:US14085761
申请日:1961-09-26
Applicant: GEN ELECTRIC
Inventor: LAFFERTY JAMES M
IPC: H01J41/04
CPC classification number: H01J41/04
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42.Ionization vacuum meter with switching means for linear and logarithmic responses 失效
Title translation: 具有线性和对数响应的开关装置的电离真空计公开(公告)号:US3227947A
公开(公告)日:1966-01-04
申请号:US41351064
申请日:1964-11-24
Applicant: GEORG MULLER KLAUS
Inventor: GEORG MULLER KLAUS
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43.Mass spectrometer leak detecting device in combination with a gettering chamber 失效
Title translation: 质谱仪泄漏检测装置与吸气室结合使用公开(公告)号:US3227872A
公开(公告)日:1966-01-04
申请号:US22032162
申请日:1962-08-29
Applicant: NEMETH ROBERT C
Inventor: NEMETH ROBERT C
CPC classification number: G01M3/229 , G01M3/202 , G01M3/205 , H01J41/12 , H01J49/147
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44.
公开(公告)号:US3028490A
公开(公告)日:1962-04-03
申请号:US71434158
申请日:1958-02-10
Applicant: SARL LA DETECTION ELECTRONIQUE
Inventor: ROBERT GUILLEUX
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公开(公告)号:US2897437A
公开(公告)日:1959-07-28
申请号:US66385357
申请日:1957-06-05
Applicant: GEN ELECTRIC
Inventor: BRIGGS WALTON E , ROBERTS JOHN A
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公开(公告)号:US2889478A
公开(公告)日:1959-06-02
申请号:US43971354
申请日:1954-06-28
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CECIL ROGERS DOUGLAS
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公开(公告)号:US2836790A
公开(公告)日:1958-05-27
申请号:US35693653
申请日:1953-05-25
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor: HICKAM WILLIAM M , FOX RUSSELL E
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公开(公告)号:US2774936A
公开(公告)日:1956-12-18
申请号:US37055053
申请日:1953-07-27
Applicant: INT STANDARD ELECTRIC CORP
Inventor: WILLIAM BECK ARNOLD HUGH , DOUGLAS BRISBANE ALAN
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公开(公告)号:US2548283A
公开(公告)日:1951-04-10
申请号:US7504349
申请日:1949-02-07
Applicant: STANLEY BASHKIN
Inventor: STANLEY BASHKIN
IPC: H01J41/04
CPC classification number: H01J41/04
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