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Collar-Fastener.

Description: Patent for providing a durable structure for fasteners to be used on horse collars for effectiveness and quick manipulation. Illustrations are provided.
Date: July 20, 1915
Creator: Wallace, William F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tractor

Description: Patent for "novel features of construction and combinations of parts" in tractors to ensure a steady, even pace of travel and allow for traversing uneven landscape while maintaining a level setting, including illustrations and instructions.
Date: April 23, 1918
Creator: Altgelt, Herman E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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