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发明名称
REFRACTOMETER WITH COMPENSATING PHOTOCELLS
摘要
申请公布号
US3487069(A)
申请公布日期
1969.12.30
申请号
USD3487069
申请日期
1965.12.20
申请人
MARIO MASELLI
发明人
MARIO MASELLI
分类号
G01N21/43;(IPC1-7):G01N21/26
主分类号
G01N21/43
代理机构
代理人
主权项
地址
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