UNT Libraries Government Documents Department - 16 Matching Results

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Attachment for Tractors.

Description: Patent for attachments in tractors. "This invention relates to tractors and has for its object the provision of means where by when the front axle and wheels of the tractor rise caused by rearing of the tractor, the clutch will be automatically disconnected and remain so until the front wheels of the tractor descend again into engagement with the ground. An important and more specific object is the provision in a tractor of a front axle formed n sections pivotally connected, one section being c… more
Date: August 30, 1921
Creator: Cholick, Joseph John
Item Type: Refine your search to only Patent

Dirigible Headlight

Description: Patent for improving headlights for automobiles and other vehicles. Improvements include simpler, yet effective, connectivity between the head lamps and the steering mechanism.
Date: August 30, 1921
Creator: Davis, Robert E.
Item Type: Refine your search to only Patent

Door-Hook.

Description: Patent for a low-cost door hook designed for securing screen doors in a closed position which may be operated from either side of the door.
Date: August 30, 1921
Creator: Randazzo, Lillian
Item Type: Refine your search to only Patent

Nail-Staple for Barbed Wire.

Description: Patent for a tool meant to assist with attaching fence wire to posts. The nail-staple supports the wire during application to the post, which allows it to be done by a single person, saving time and labor.
Date: August 30, 1921
Creator: Washington, George
Item Type: Refine your search to only Patent

Peanut-Digger.

Description: Patent for machine that extracts peanuts while avoiding losing nitrogen from the root in the process. Machine severs plants from the roots and raises the whole plant in order to release loose dirt, then gathers the. plants using a rake-like mechanism.
Date: August 30, 1921
Creator: Smith, Morman J. & Browder, Benjamin F.
Item Type: Refine your search to only Patent

Poultry-Crate.

Description: Patent for an improved version of the Poultry-Crate, including illustrations. This version was designed with efficiency in mind, devised to be an inexpensive and highly portable invention.
Date: August 30, 1921
Creator: Tucker, William
Item Type: Refine your search to only Patent

Price-Tag Holder.

Description: Patent for "an improvement in price tag holders" (lines 9-10) such that the price tag holder is connected to a garment hanger, including one illustration.
Date: August 30, 1921
Creator: Newton, Andre Hutt
Item Type: Refine your search to only Patent

Rotary Plowshare

Description: Patent for rotary plowshare that allows for improvements in plows. This detachable element rotates as it moves within the earth, pulverizing and disintegrating it while doing so. This rotary plowshare will accelerate cultivation and provide cost savings in time and labor.
Date: August 30, 1921
Creator: Billingsley, Rennie E.
Item Type: Refine your search to only Patent

Train-Line Valve.

Description: Patent for "a cut out cock for pneumatic air brake systems." This invention allows the brake lines to be bled so that all brakes may be applied simultaneously.
Date: August 30, 1921
Creator: Weaver, Charles H.
Item Type: Refine your search to only Patent

Wire-Stretcher.

Description: Patent for a wire stretching device employed in fence construction. This device temporarily holds and stretches the wire between fence posts, while being secured. Through the operating lever and gripping jaw, the operator can effectively stretch the wire with minimal effort, while safeguarding against slipping.
Date: August 30, 1921
Creator: Greer, Benjamin J.
Item Type: Refine your search to only Patent
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