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Gate-Operating Mechanism

Description: Patent for "new and useful Improvements in Gate-Operating Mechanisms" (lines 4-6) including instructions and illustrations.
Date: December 12, 1911
Creator: Wilson, Simeon
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for a new and improved wrench, which is especially useful for machinists. The improvement to existing wrench technology is present in positions where a thin jaw wrench is necessary and in removing parts upon which an ordinary nut wrench, even thin jawed, would act.
Date: May 6, 1913
Creator: Seale, Jefferson, W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gate-Operating Mechanism.

Description: Patent for a gate-operating mechanism for quickly opening and closing a gate, including farm gates, from either side without the use of springs, including a description of the design and illustrations.
Date: July 15, 1913
Creator: Butler, Joseph F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Folding Hay-Rake.

Description: Patent for a hay rake that may have its working width considerably reduced when the machine is being conveyed to or from a field, including illustrations.
Date: November 24, 1914
Creator: Glenn, James R. & Glenn, Jesse, E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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