A process for improving lubricants,申请号GB19460004393-传众专利搜索

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发明名称	A process for improving lubricants
摘要
申请公布号	GB610344(A)	申请公布日期	1948.10.14
申请号	GB19460004393	申请日期	1946.02.12
申请人	N. V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ	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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