Water-Cooler.
Description:
Patent for a simple, efficient, and inexpensive portable water cooler that refrigerates the water "by the action of the air and the evaporation of the liquid or vapor percolating the material" (lines 12-14). It does not use ice and can be used in rural areas.
Date:
September 5, 1893
Creator:
Hymans, Joseph
Item Type:
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Patent
Partner:
UNT Libraries Government Documents Department