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发明名称
Process for purification of polluted water
摘要
申请公布号
US1935963(A)
申请公布日期
1933.11.21
申请号
US19330666933
申请日期
1933.04.19
申请人
CHARLES H. LEWIS
发明人
URBAIN OLIVER M.
分类号
C02F1/52
主分类号
C02F1/52
代理机构
代理人
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