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发明名称
Device for treating liquids
摘要
申请公布号
US2042534(A)
申请公布日期
1936.06.02
申请号
US19330674722
申请日期
1933.06.07
申请人
KATADYN INC.
发明人
KRAUSE GEORG ALEXANDER
分类号
A61L2/238
主分类号
A61L2/238
代理机构
代理人
主权项
地址
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