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经营范围
发明名称
Gas extractor and injector for gas chromatography
摘要
申请公布号
US3408166(A)
申请公布日期
1968.10.29
申请号
US19630289680
申请日期
1963.06.21
申请人
SCIENTIFIC INDUSTRIES, INC.
发明人
NATELSON SAMUEL
分类号
G01N30/10;G01N30/32
主分类号
G01N30/10
代理机构
代理人
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