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经营范围
发明名称
Freezing point tester
摘要
申请公布号
US2903882(A)
申请公布日期
1959.09.15
申请号
US19560615926
申请日期
1956.10.15
申请人
THE PURE OIL COMPANY
发明人
HULBERT CHARLES C.
分类号
G01N25/04
主分类号
G01N25/04
代理机构
代理人
主权项
地址
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