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经营范围
发明名称
Gas analysis cell
摘要
申请公布号
US2807159(A)
申请公布日期
1957.09.24
申请号
US19530380303
申请日期
1953.09.15
申请人
ARNOLD O. BECKMAN, INC.
发明人
WILSON RAY I.
分类号
G01N27/74
主分类号
G01N27/74
代理机构
代理人
主权项
地址
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