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发明名称
DISPOSITIF D'EVACUATION ET D'OXYGENATION DES EAUX USEES.
摘要
申请公布号
FR2656886(B1)
申请公布日期
1992.04.10
申请号
FR19900000156
申请日期
1990.01.09
申请人
SOTERKENOS SARL
发明人
DE MAREUIL ROLAND
分类号
E03F1/00;(IPC1-7):E03F1/00;C02F1/72
主分类号
E03F1/00
代理机构
代理人
主权项
地址
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