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经营范围
发明名称
Oil filter
摘要
申请公布号
US2691446(A)
申请公布日期
1954.10.12
申请号
US19520287177
申请日期
1952.05.10
申请人
MURRAY ERNEST E
发明人
MURRAY ERNEST E.
分类号
B01D29/09
主分类号
B01D29/09
代理机构
代理人
主权项
地址
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