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经营范围
发明名称
Dispositif de pompage
摘要
申请公布号
FR947218(A)
申请公布日期
1949.06.27
申请号
FRD947218
申请日期
1947.05.24
申请人
发明人
ROUX CLAUDE-LAURENT;VOISIN-ROUX JEAN
分类号
F04D13/16
主分类号
F04D13/16
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代理人
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