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发明名称
Apparatus for automatically indicating the electrical conductivity of liquids
摘要
申请公布号
US2358163(A)
申请公布日期
1944.09.12
申请号
US19410401806
申请日期
1941.07.10
申请人
HEYM RAYMOND S
发明人
HEYM RAYMOND S.
分类号
G01N27/06
主分类号
G01N27/06
代理机构
代理人
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