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经营范围
发明名称
Centrifugal pump
摘要
申请公布号
US2349731(A)
申请公布日期
1944.05.23
申请号
US19420435444
申请日期
1942.03.20
申请人
INGERSOLL-RAND COMPANY
发明人
HORNSCHUCH HANNS
分类号
F04D13/04;F04D29/04;F04D29/22
主分类号
F04D13/04
代理机构
代理人
主权项
地址
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