Title:
Centrifugal pump
United States Patent 2272469

Inventors:
Lannert, William H.
Publication Date:
02/10/1942
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Assignee:
CHICAGO PUMP COMPANY
Primary Class:
415/227
Other Classes:
415/206, 415/204, 416/186R
International Classes:
F04D29/22; F04D29/18