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发明名称
Sewage removal plant
摘要
申请公布号
US3419149(A)
申请公布日期
1968.12.31
申请号
US19660524702
申请日期
1966.02.03
申请人
ROBERT D. ALLEN
发明人
ALLEN ROBERT D.
分类号
C02F1/28;C02F11/12
主分类号
C02F1/28
代理机构
代理人
主权项
地址
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