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Lamp-Burner

Description: Patent for an attachment for lamp burners designed to automatically extinguish the flame of the lamp should it be tilted at an angle. Illustrations included.
Date: February 23, 1909
Creator: Sommerville, Robert A.
Partner: UNT Libraries Government Documents Department

Root-Cutting Attachment for Plowing-Machines.

Description: Patent for a root-cutting attachment for plowing machines, which is composed of concave disk saws attached to the plow.
Date: March 16, 1909
Creator: Rountree, Joseph Gustave
Partner: UNT Libraries Government Documents Department

Root-Cutting Machine.

Description: Patent for a root cutting machine, which has saw guards.
Date: March 16, 1909
Creator: Rountree, Joseph Gustave
Partner: UNT Libraries Government Documents Department
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