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发明名称
PERHYDROFLUORENE DERIVATIVE AND TRACTION DRIVE FLUIDS
摘要
申请公布号
KR1019900006897(B1)
申请公布日期
1990.09.24
申请号
KR1019870013236
申请日期
1987.11.24
申请人
发明人
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主分类号
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