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经营范围
发明名称
Fluid density measuring apparatus
摘要
申请公布号
US3388585(A)
申请公布日期
1968.06.18
申请号
US19650452247
申请日期
1965.04.30
申请人
THE FRANKLIN INSTITUTE
发明人
III CHARLES W. HARGENS
分类号
G01N9/20
主分类号
G01N9/20
代理机构
代理人
主权项
地址
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