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发明名称
Filtre pour retenir les particules de poussière ou autres particules contenues dansde l'air ou un autre gaz
摘要
申请公布号
FR1141689(A)
申请公布日期
1957.09.05
申请号
FRD1141689
申请日期
1956.02.17
申请人
HOLDAN ENGINEERS (LONDON) LIMITED
发明人
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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