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经营范围
发明名称
Vorrichtung zur beschleunigten Schlammausfaulung
摘要
申请公布号
DE494570(C)
申请公布日期
1930.03.25
申请号
DENDATD056532D
申请日期
申请人
DEUTSCHE ABWASSER-REINIGUNGS-GES.M.B.H.;STAEDTEREINIGUNG
发明人
分类号
C02F3/28
主分类号
C02F3/28
代理机构
代理人
主权项
地址
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