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发明名称
Pocket optical instrument for testing organic liquids
摘要
申请公布号
GB393524(A)
申请公布日期
1933.06.08
申请号
GB19330000949
申请日期
1933.01.11
申请人
ERNESTO ANSELMI
发明人
分类号
G01N21/29
主分类号
G01N21/29
代理机构
代理人
主权项
地址
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