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经营范围
发明名称
Oil sludge collector
摘要
申请公布号
US3269488(A)
申请公布日期
1966.08.30
申请号
US19640348539
申请日期
1964.03.02
申请人
KARL STEEB
发明人
STEEB KARL
分类号
F01M11/04
主分类号
F01M11/04
代理机构
代理人
主权项
地址
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