Pumps for liquid dispensers
United States Patent 2955543
US Patent References:
Pumping apparatus
- - 2314281


Inventors:
Daniels, Paul J.
Publication Date:
10/11/1960
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Assignee:
Daniels, Paul J.
Primary Class:
417/412
Other Classes:
417/477.800, 92/128, 222/214, 417/477.700
International Classes:
B67D1/10; F04B43/12; B67D1/00