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公开(公告)号:US2668143A
公开(公告)日:1954-02-02
申请号:US13954550
申请日:1950-01-19
Applicant: BECKMAN INSTRUMENTS INC
Inventor: GILBERT JR PAUL T , ARTHUR EDWIN P
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公开(公告)号:US3208333A
公开(公告)日:1965-09-28
申请号:US27250763
申请日:1963-04-10
Applicant: BECKMAN INSTRUMENTS INC
Inventor: GILBERT JR PAUL T
IPC: G01N21/72
CPC classification number: G01N21/72
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公开(公告)号:US2756203A
公开(公告)日:1956-07-24
申请号:US34278553
申请日:1953-03-17
Applicant: BECKMAN INSTRUMENTS INC
Inventor: GILBERT JR PAUL T
IPC: G01N27/36
CPC classification number: G01N27/36
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公开(公告)号:US2714833A
公开(公告)日:1955-08-09
申请号:US15691150
申请日:1950-04-19
Applicant: BECKMAN INSTRUMENTS INC
Inventor: GILBERT JR PAUL T
IPC: G01N21/72
CPC classification number: G01N21/72
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