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发明名称
METHOD AND APPARATUS FOR MEASURING ION CONCENTRATION
摘要
申请公布号
JPH0299856(A)
申请公布日期
1990.04.11
申请号
JP19880251832
申请日期
1988.10.07
申请人
HITACHI LTD
发明人
SASAHIRA AKIRA;NOYA AKIHIKO;KAWAMURA FUMIO;BABA TSUTOMU
分类号
G01N27/48
主分类号
G01N27/48
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代理人
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