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发明名称
Means for purifying water
摘要
申请公布号
US2203040(A)
申请公布日期
1940.06.04
申请号
US19370145544
申请日期
1937.05.29
申请人
BASSETT JR REX EARL
发明人
JR. REX EARL BASSETT,
分类号
C02F1/42
主分类号
C02F1/42
代理机构
代理人
主权项
地址
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