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经营范围
发明名称
Perfectionnements aux appareils pour filtrer l'air ou d'autres gaz
摘要
申请公布号
FR814110(A)
申请公布日期
1937.06.17
申请号
FRD814110
申请日期
1936.11.27
申请人
MANUFACTURES DES GLACES ET PRODUITS CHIMIQUES DE SAINT-GOBAIN, CHAUNY & CIREY
发明人
分类号
B01D46/12
主分类号
B01D46/12
代理机构
代理人
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