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发明名称
THE METHOD OF MANUFACTURING OF LUBRICATING OIL
摘要
申请公布号
KR1019880000065(B1)
申请公布日期
1988.02.22
申请号
KR1019820003562
申请日期
1982.08.07
申请人
发明人
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主分类号
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代理人
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