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发明名称
Apparatus for determining the oxygen content of gases
摘要
申请公布号
GB665528(A)
申请公布日期
1952.01.23
申请号
GB19490022646
申请日期
1949.08.31
申请人
RUHRCHEMIE AKTIENGESELLSCHAFT
发明人
分类号
G01N25/68
主分类号
G01N25/68
代理机构
代理人
主权项
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