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发明名称
LUBRICANTS HAVING A HIGH VISCOSITY INDEX
摘要
申请公布号
CA873332(A)
申请公布日期
1971.06.15
申请号
CAD873332
申请日期
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
DARRELL W. BROWNAWELL;JOHN E. ENGELHART
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主分类号
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代理人
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