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发明名称
Concentrator table
摘要
申请公布号
US1759960(A)
申请公布日期
1930.05.27
申请号
US19290365745
申请日期
1929.05.24
申请人
STEBBINS ALBERT H
发明人
STEBBINS ALBERT H.
分类号
B03B4/00
主分类号
B03B4/00
代理机构
代理人
主权项
地址
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