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发明名称
Perfectionnements aux huiles lubrifiantes pour empêcher la formation de cambouis
摘要
申请公布号
FR780448(A)
申请公布日期
1935.04.26
申请号
FRD780448
申请日期
1934.10.29
申请人
C. C. WAKEFIELD & COMPANY LIMITED
发明人
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