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1.Ultraviolet gas analysis using a flowthrough type ionization chamber 失效
Title translation: 使用流通式电离室的紫外线气体分析-
2.Apparatus for detecting and analyzing low gaseous concentrations 失效
Title translation: 用于检测和分析低气体浓度的装置公开(公告)号:US3110809A
公开(公告)日:1963-11-12
申请号:US83792459
申请日:1959-09-03
Applicant: NAT RES DEV
Inventor: EPHRAIM LOVELOCK JAMES
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3.Apparatus for detecting and analysing low gaseous concentrations 失效
Title translation: 用于检测和分析低气体浓度的装置公开(公告)号:US3176135A
公开(公告)日:1965-03-30
申请号:US8419561
申请日:1961-01-23
Applicant: NAT RES DEV
Inventor: EPHRAIM LOVELOCK JAMES
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