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发明名称
Filterrohr mit aussen aufgelegtem Filterbelag, insbesondere fuer Rohrbrunnen
摘要
申请公布号
DE681115(C)
申请公布日期
1939.09.14
申请号
DE1937G096303D
申请日期
1937.09.24
申请人
THADE GERDES
发明人
GERDES ALBERTUS
分类号
E03B3/20
主分类号
E03B3/20
代理机构
代理人
主权项
地址
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