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经营范围
发明名称
Gas analysis apparatus
摘要
申请公布号
US2585314(A)
申请公布日期
1952.02.12
申请号
US19460689924
申请日期
1946.08.12
申请人
HAZELTINE LELAND S;STANFIELD LE ROY A
发明人
HAZELTINE LELAND S.;STANFIELD LE ROY A.
分类号
G01N21/82;G01N31/22
主分类号
G01N21/82
代理机构
代理人
主权项
地址
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