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发明名称
Perfectionnements aux pompes rotatives
摘要
申请公布号
FR832161(A)
申请公布日期
1938.09.22
申请号
FRD832161
申请日期
1937.04.29
申请人
ETABLISSEMENTS E. & M. LAMORT FILS
发明人
分类号
F04C19/00
主分类号
F04C19/00
代理机构
代理人
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