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发明名称
REFERENCE ELECTRODE
摘要
申请公布号
US3616414(A)
申请公布日期
1971.10.26
申请号
USD3616414
申请日期
1968.12.16
申请人
ELECTROFACT NV.
发明人
JAN VAN HOUWELINGEN
分类号
G01N27/30;(IPC1-7):G01N27/46
主分类号
G01N27/30
代理机构
代理人
主权项
地址
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