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发明名称
Lubricating composition
摘要
申请公布号
US2606872(A)
申请公布日期
1952.08.12
申请号
US19480063728
申请日期
1948.12.06
申请人
SHELL DEVELOPMENT COMPANY
发明人
GASSER WALTER;ESS PAUL R. VAN
分类号
C10M159/20
主分类号
C10M159/20
代理机构
代理人
主权项
地址
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