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发明名称
Lubricant and method of preparing same
摘要
申请公布号
US2270319(A)
申请公布日期
1942.01.20
申请号
US19400345856
申请日期
1940.07.16
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
LIEBER EUGENE
分类号
主分类号
代理机构
代理人
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