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经营范围
发明名称
Pump
摘要
申请公布号
US2714354(A)
申请公布日期
1955.08.02
申请号
US19520308436
申请日期
1952.09.08
申请人
FARRAND ORRIN E
发明人
FARRAND ORRIN E.
分类号
F04D7/04
主分类号
F04D7/04
代理机构
代理人
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