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经营范围
发明名称
Lubricating compositions
摘要
申请公布号
US2777819(A)
申请公布日期
1957.01.15
申请号
US19540426025
申请日期
1954.04.27
申请人
SHELL DEVELOPMENT COMPANY
发明人
WILLIAMS PAUL H.;YOUNGER FRANCIS C.
分类号
A01N25/30;C07F9/38;C10L1/26;C10M137/12;C10M137/14
主分类号
A01N25/30
代理机构
代理人
主权项
地址
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