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发明名称
Liquid-purifying device
摘要
申请公布号
US1771519(A)
申请公布日期
1930.07.29
申请号
US19270217793
申请日期
1927.09.06
申请人
ALLEN GEORGE B
发明人
ALLEN GEORGE B.
分类号
B01D15/00
主分类号
B01D15/00
代理机构
代理人
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