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经营范围
发明名称
Thickened lubricating oil compositions
摘要
申请公布号
GB840199(A)
申请公布日期
1960.07.06
申请号
GB19570035836
申请日期
1957.11.18
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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