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经营范围
发明名称
Klärgrube für Abwasserreinigung.
摘要
申请公布号
AT123547(B)
申请公布日期
1931.06.25
申请号
ATD123547
申请日期
1930.03.15
申请人
DEUTSCHE ABWASSER-REINIGUNGS-GES. M. B. H., STAEDTEREINIGUNG
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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