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公开(公告)号:US2954470A
公开(公告)日:1960-09-27
申请号:US65257057
申请日:1957-04-12
Applicant: PHILLIPS PETROLEUM CO
Inventor: BRASHEAR ROY T
IPC: H01J49/34
CPC classification number: H01J49/36
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公开(公告)号:US3023835A
公开(公告)日:1962-03-06
申请号:US76823558
申请日:1958-10-20
Applicant: PHILLIPS PETROLEUM CO
Inventor: BRASHEAR ROY T
IPC: G01N30/30
CPC classification number: G01N30/30 , G01N2030/3076 , G01N2030/3015
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3.
公开(公告)号:US3088664A
公开(公告)日:1963-05-07
申请号:US9508961
申请日:1961-03-13
Applicant: PHILLIPS PETROLEUM CO
Inventor: OGLESBY JR MINOR W , BRASHEAR ROY T
IPC: F15B21/00
CPC classification number: F15B21/00 , Y10S208/01
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公开(公告)号:US2951211A
公开(公告)日:1960-08-30
申请号:US73584958
申请日:1958-05-16
Applicant: PHILLIPS PETROLEUM CO
Inventor: BRASHEAR ROY T
IPC: G05B1/02
CPC classification number: G05B1/027
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