Title:
Pump
United States Patent 1922196

Inventors:
Butler, Robert S.
Publication Date:
08/15/1933
View Patent Images:
Download PDF 1922196 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
NORDBERG MANUFACTURING CO
Primary Class:
417/475
Other Classes:
417/474
International Classes:
F04B43/00; F04B43/08