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经营范围
发明名称
Improvements in sedimentation devices
摘要
申请公布号
GB401864(A)
申请公布日期
1933.11.23
申请号
GB19320027029
申请日期
1932.10.07
申请人
THE DORR COMPANY, INC.
发明人
分类号
B01D21/04
主分类号
B01D21/04
代理机构
代理人
主权项
地址
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