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经营范围
发明名称
Improvements in and relating to reflux dividers
摘要
申请公布号
GB590611(A)
申请公布日期
1947.07.23
申请号
GB19440019930
申请日期
1944.10.16
申请人
W. J. FRASER & CO. LIMITED;FREDERICK PEEL
发明人
分类号
B01D3/32
主分类号
B01D3/32
代理机构
代理人
主权项
地址
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