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发明名称
Lubricant
摘要
申请公布号
US2231148(A)
申请公布日期
1941.02.11
申请号
US19380234963
申请日期
1938.10.14
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
BARTLETT JEFFREY HOBART
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主分类号
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