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公开(公告)号：US3009390A
公开(公告)日：1961-11-21
申请号：US71511258
申请日：1958-02-13
Applicant: BECKMAN INSTRUMENTS INC
Inventor： GALE GEORGE P
IPC: G01J3/04
CPC classification number: G01J3/04 , Y10T74/18288
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公开(公告)号：US3164663A
公开(公告)日：1965-01-05
申请号：US6539460
申请日：1960-10-27
Applicant: BECKMAN INSTRUMENTS INC
Inventor： GALE GEORGE P
IPC: G01N21/85
CPC classification number: G01N21/8507
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