Title:
Pump
Document Type and Number:
United States Patent 2140956
Inventors:
Hall, Warren J.
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Publication Date:
12/20/1938
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Referenced by:
Export Citation:
Assignee:
Johnston J. L.
Primary Class:
Other Classes:
92/13.800, 417/311, 184/27.100
International Classes:
F04B23/02; F04B49/24; F04B23/00; F04B49/22