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经营范围
发明名称
Purification of oil
摘要
申请公布号
US2525702(A)
申请公布日期
1950.10.10
申请号
US19480056062
申请日期
1948.10.22
申请人
BENJAMIN CLAYTON
发明人
MATTIKOW MORRIS
分类号
C11B3/16
主分类号
C11B3/16
代理机构
代理人
主权项
地址
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