UNT Libraries Government Documents Department - 6 Matching Results

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Combined Cotton Chopper and Cultivator

Patent for a combined cotton chopper and cultivator. Illustration included.

Date: October 11, 1910

Creator: Carter, Chester Clark

Corn-Topper.

Patent for corn-toppers for cutting off the heads of Kafir corn, milo maze, and other similar grain plants.

Date: August 28, 1917

Creator: Pletcher, Thomas S.

Air Pump

Patent for an air pump designed to have a strong cylinder and be able to equal quantities of air upon both the upward and downward motion of the piston.

Date: October 28, 1919

Creator: Keating, P. W.

Automatic Stacker and Unloading Barge

Patent for a Machine for Stacking and Loading Hay or Other Vegetation

Date: June 18, 1918

Creator: Conway, Julian C.

Device for Grinding and Removing the Valves of Explosive-Engines.

Patent for a simple, easy to operate device for the grinding and removal of explosive engine valves.

Date: November 2, 1915

Creator: Forster, Earl

Power Transmitting Attachment for Windmills.

Patent for a power-transmitting attachment for windmills "whereby the power of the wind-mill used for operating a pump may also be used for operating other machinery" (lines 12-14), including illustrations.

Date: August 17, 1918

Creator: Records, Paul A.