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发明名称
Cathode ray polarographic apparatus
摘要
申请公布号
US2725524(A)
申请公布日期
1955.11.29
申请号
US19520290621
申请日期
1952.05.29
申请人
NATIONAL RESEARCH DEVELOPMENT CORPORATION
发明人
DAVIS HERBERT MACDONALD
分类号
G01N27/48
主分类号
G01N27/48
代理机构
代理人
主权项
地址
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