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经营范围
发明名称
éléments de filtres à air
摘要
申请公布号
FR1277088(A)
申请公布日期
1961.11.24
申请号
FR19600041061
申请日期
1960.12.28
申请人
发明人
PREMILLIEU GEORGES
分类号
B01D46/00
主分类号
B01D46/00
代理机构
代理人
主权项
地址
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