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发明名称
Centrifugal pump
摘要
申请公布号
US1813747(A)
申请公布日期
1931.07.07
申请号
US19280327394
申请日期
1928.12.20
申请人
INGERSOLL-RAND COMPANY
发明人
KIRGAN JOHN
分类号
F04D1/06;F04D15/00
主分类号
F04D1/06
代理机构
代理人
主权项
地址
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