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经营范围
发明名称
Refractometer
摘要
申请公布号
GB1151301(A)
申请公布日期
1969.05.07
申请号
GB19670021787
申请日期
1967.05.10
申请人
MARIO MASELLI
发明人
MARIO MASELLI
分类号
G01N21/43;G01N21/47
主分类号
G01N21/43
代理机构
代理人
主权项
地址
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