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发明名称
Apparatus for gas analysis
摘要
申请公布号
US2922911(A)
申请公布日期
1960.01.26
申请号
US19560607531
申请日期
1956.08.31
申请人
HERBERT FRIEDMAN
发明人
FRIEDMAN HERBERT
分类号
G01N21/33;H01J41/02
主分类号
G01N21/33
代理机构
代理人
主权项
地址
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