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1.发明授权Method and apparatus for detecting and measuring trace constituents in air and othergases 失效用于检测和测量空气和其他气体中微量成分的方法和装置
公开(公告)号：US3038848A
公开(公告)日：1962-06-12
申请号：US74323458
申请日：1958-06-20
Applicant: MAST DEV COMPANY
Inventor： WEST BREWER ALAN , RICHARD MILFORD JAMES
IPC: G01N27/49
CPC classification number: G01N27/4045
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