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经营范围
发明名称
Perfectionnements aux filtres-presses
摘要
申请公布号
FR686713(A)
申请公布日期
1930.07.30
申请号
FRD686713
申请日期
1929.12.16
申请人
发明人
RAUX JEAN
分类号
B01D25/12
主分类号
B01D25/12
代理机构
代理人
主权项
地址
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