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发明名称
A LIGHTGUIDE REFRACTOMETER
摘要
申请公布号
PL152144(B1)
申请公布日期
1990.11.30
申请号
PL19870264335
申请日期
1987.02.27
申请人
发明人
分类号
G01N21/41;G02B;(IPC1-7):G01N21/41
主分类号
G01N21/41
代理机构
代理人
主权项
地址
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