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发明名称
Improvements in and relating to water treatment plant
摘要
申请公布号
GB506616(A)
申请公布日期
1939.06.01
申请号
GB19380020541
申请日期
1938.07.11
申请人
THE PERMUTIT COMPANY LIMITED
发明人
分类号
B01D19/00;C02F1/20;C02F5/02
主分类号
B01D19/00
代理机构
代理人
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