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经营范围
发明名称
Improvements in or relating to lubricating compositions
摘要
申请公布号
GB666695(A)
申请公布日期
1952.02.20
申请号
GB19480021927
申请日期
1948.08.19
申请人
N.V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ
发明人
分类号
C10M159/12
主分类号
C10M159/12
代理机构
代理人
主权项
地址
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