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发明名称
Vorrichtung zum Trennen der Feststoffe von der Fluessigkeit am Zulauf von Abwasserklaeranlagen
摘要
申请公布号
DE536258(C)
申请公布日期
1931.10.21
申请号
DED536258D
申请日期
1930.04.03
申请人
FRANZ DOHNS
发明人
分类号
主分类号
代理机构
代理人
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