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发明名称
Pump runner assembly
摘要
申请公布号
US2143484(A)
申请公布日期
1939.01.10
申请号
US19380201994
申请日期
1938.04.14
申请人
THE DURIRON COMPANY, INC.
发明人
JACOBSEN OYSTEIN
分类号
F04D29/20
主分类号
F04D29/20
代理机构
代理人
主权项
地址
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