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发明名称
Vorrichtung zum Reinigen von Bierleitungen
摘要
申请公布号
DE545409(C)
申请公布日期
1932.03.01
申请号
DE1929B144879D
申请日期
1929.07.30
申请人
EMMA V. BOSTEL GEB. THUNEMANN
发明人
分类号
B08B9/04
主分类号
B08B9/04
代理机构
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