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公开(公告)号：US3164005A
公开(公告)日：1965-01-05
申请号：US10039661
申请日：1961-04-03
Applicant: BECKMAN INSTRUMENTS INC
Inventor： BURNELL MAURICE R , OTTO HAUNOLD
IPC: G01N30/30
CPC classification number: G01N30/30 , G01N2030/3084
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