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发明名称
Mounting for centrifugal pump impellers
摘要
申请公布号
US1912408(A)
申请公布日期
1933.06.06
申请号
US19320591284
申请日期
1932.02.06
申请人
AMERICAN HARD RUBBER COMPANY
发明人
SCHELHAMMER HERMAN J.
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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