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发明名称
Oil extractor
摘要
申请公布号
US2154339(A)
申请公布日期
1939.04.11
申请号
US19350039647
申请日期
1935.09.07
申请人
EDWIN LAWRENCE
发明人
LAWRENCE EDWIN
分类号
C11B1/10
主分类号
C11B1/10
代理机构
代理人
主权项
地址
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