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发明名称
STEAM ENGINE LUBRICANTS
摘要
申请公布号
CA523972(A)
申请公布日期
1956.04.17
申请号
CAD523972
申请日期
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
JONES I. WASSON
分类号
主分类号
代理机构
代理人
主权项
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