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发明名称
Gas detecting apparatus
摘要
申请公布号
US2102457(A)
申请公布日期
1937.12.14
申请号
US19350001975
申请日期
1935.01.15
申请人
ALFRED GANDY RAYMOND
发明人
GANDY RAYMOND ALFRED
分类号
G01N25/54
主分类号
G01N25/54
代理机构
代理人
主权项
地址
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