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Nut Lock

Description: Patent for a nut lock. Illustration included.
Date: August 22, 1905
Creator: Marx, Ernest Max & Moses, Ealy J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Refrigerator.

Description: Patent for a new and improved refrigerator. This design is "for use without ice, the cooling effect being secured by the evaporation of water. Consequently the apparatus will be most effective when exposed to a current of air. The apparatus is formed with a suitable framing, having its sides closed in with wire-gauze to permit the free circulation of air, and at the same time exclude insects and the like. At one side a door affords access to the interior of the refrigerator, and legs serve to h… more
Date: August 26, 1890
Creator: Laman, Nancy A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Car-Coupling

Description: Patent for an innovation in the combination and arrangement of parts for car-couplers including illustrations.
Date: August 7, 1900
Creator: Hawkins, David
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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