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经营范围
发明名称
Tank cleaner and oil treater
摘要
申请公布号
US2552452(A)
申请公布日期
1951.05.08
申请号
US19480046321
申请日期
1948.08.26
申请人
PHILLIPS WILLIS W
发明人
PHILLIPS WILLIS W.
分类号
B08B9/093
主分类号
B08B9/093
代理机构
代理人
主权项
地址
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