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经营范围
发明名称
Mode de montage des filtres en aggloméré ou pierre artificielle
摘要
申请公布号
FR880671(A)
申请公布日期
1943.04.01
申请号
FRD880671
申请日期
1941.03.27
申请人
发明人
FLACHET PIERRE-EMILE
分类号
B01D46/00;B01D46/24
主分类号
B01D46/00
代理机构
代理人
主权项
地址
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