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发明名称
Steam engine lubricating oils
摘要
申请公布号
GB695716(A)
申请公布日期
1953.08.19
申请号
GB19500015697
申请日期
1950.06.23
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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