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发明名称
Perfectionnements aux dispositifs de retour d'huile
摘要
申请公布号
FR1475806(A)
申请公布日期
1967.04.07
申请号
FR19660049955
申请日期
1966.02.17
申请人
COMPAGNIE FRANCAISE THOMSON-HOUSTON
发明人
POINDRON PAUL
分类号
F25B31/00
主分类号
F25B31/00
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代理人
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