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发明名称
Water treating method
摘要
申请公布号
US2511299(A)
申请公布日期
1950.06.13
申请号
US19460685920
申请日期
1946.07.24
申请人
EDWARD S. MEAD
发明人
SEIFRIZ WILLIAM;MCCUE EUGENE J.
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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