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发明名称
Refining lubricating oil stocks
摘要
申请公布号
US2394965(A)
申请公布日期
1946.02.12
申请号
US19420454409
申请日期
1942.08.11
申请人
CITIES SERVICE OIL COMPANY
发明人
ENGELKE ERNEST F.
分类号
C10G71/00
主分类号
C10G71/00
代理机构
代理人
主权项
地址
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