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经营范围
发明名称
Liquid treating apparatus
摘要
申请公布号
US2366898(A)
申请公布日期
1945.01.09
申请号
US19390309549
申请日期
1939.12.16
申请人
THE PERMUTIT COMPANY
发明人
GURNEY WILLIAM BREWSTER
分类号
C02F1/52
主分类号
C02F1/52
代理机构
代理人
主权项
地址
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