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Warehouse Truck

Description: Patent for improving hand truck, aiming to increase the carrying capacity of the truck.
Date: May 30, 1916
Creator: Dickson, Braxton B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Toothbrush.

Description: Patent for a new and improved toothbrush that has a rotary brush which turns while the user brushes it back and forth over their teeth and a hollow stem that sends water to the brush while it is in use.
Date: November 2, 1920
Creator: Simon, John
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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