Patent Model - Improvement in Pumps
Maker and role
William Nelson (d.1897), Patentee
Production date
Dec 10 1878
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Object detail
Media/Materials
Brass
Measurements
13 x 2 1/4" (33 x 5.7cm)
Description
Nelson's patent "relates to a double-action suction and force pump; and the novelty consists in the construction and arrangement of parts..." (Patent Number 210,802)
Collection
Object number
2015.14.2759a,b
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Maker
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