19 Matching Results

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[Photograph of Fordson Demonstration]

Description: Photograph of a group of men standing in front of an around an automobile and tractor, which are parked facing each other. The automobile, pictured on the left, has the name "Fordson" on the side. The ground in front of the group is rough and filled with rocks. The photograph is faded at the top, obscuring the background, and the back of the photograph is so worn that the handwritten notes about the photo are barely legible.
Date: 1920
Partner: Patrick Heath Public Library

Tractor.

Description: Patent for an improvement in tractors that allowed adjustment to the tread or allowed distance between traction elements.
Date: February 10, 1920
Creator: Franklin, Floyd P.
Partner: UNT Libraries Government Documents Department

Tractor-Coupling

Description: Patent for tractor coupling. The object of the invention is to provide a coupling for tractor and plow. When a plow hits an obstruction, the coupling will automatically disengage tractor and plow without breaking any parts.
Date: December 21, 1920
Creator: Hart, Lawrence H.
Partner: UNT Libraries Government Documents Department

Tractor.

Description: Patent for improvements to the tractor with adjustable framework for the wheels (narrower or wider).
Date: March 23, 1920
Creator: Weaver, William S.
Partner: UNT Libraries Government Documents Department

Tractor-Wheel.

Description: Patent for a new and improved design that provides adaptability for tractor wheels, including illustrations. It allows tractor wheels that are designed to be used on sandy or soft land to also be used on hard soil.
Date: November 2, 1920
Creator: Furche, Charles H.
Partner: UNT Libraries Government Documents Department

Mud-Cleaning Mechanism for Tractor-Wheels.

Description: Patent for mud cleaning mechanism for tractor wheels. The mechanism's objective is to automatically clean from and between the cleats and the ground, and along the rims of tractor wheels while the wheels are in motion. Additional advantages noted are that this mechanism is easily assembled and disassembled, durable and compact, and applicable with multiple styes of tractors.
Date: May 25, 1920
Creator: Williams, Hartwell L.
Partner: UNT Libraries Government Documents Department

Draft-Equalizer

Description: Patent relating to improvements to draft appliances for tractors. Illustration is included.
Date: September 28, 1920
Creator: Dudley, Thomas J.
Partner: UNT Libraries Government Documents Department

Draft Attatchment For Tractors.

Description: Patent for Draft Attachment For Tractors for the improvement of farming tractors. This invention includes adding machinery to allow interchangeable farming tools for a wide variety of uses.
Date: October 26, 1920
Creator: Gaida, Wale
Partner: UNT Libraries Government Documents Department
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