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Surgical Splint.

Description: Patent for a surgical splint specifically for the substitution of erectile tissue of the corpora cavernous of the genital organ to promote fecundation even in the absence of an erection.
Date: July 13, 1920
Creator: Renois, John J.
Partner: UNT Libraries Government Documents Department

Planter Attachment.

Description: Patent for a seed planter attachment with an easily adjustable shovel.
Date: March 2, 1920
Creator: Sanders, Walter F.
Partner: UNT Libraries Government Documents Department

Gas Producer.

Description: Patent for improvements to gas producers of the type in which combustible gases are evolved from coal, lignite, etc., during the incomplete combustion thereof.
Date: April 11, 1922
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Rotary-Drill Head.

Description: Patent for a drill apparatus that improves the head gears and driving mechanisms that makes for an efficient driving of the apparatus and allows for free vertical movement.
Date: July 27, 1920
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Flour-Sifter.

Description: Patent for a centrifugal flour sifter that removes pests, mold, and debris.
Date: September 13, 1921
Creator: Brewer, Johnson
Partner: UNT Libraries Government Documents Department

Well Bucket

Description: Patent for Improvements in well buckets. The bucket has an inlet valve at the bottom and an air escape valve at the top that permits air to escape freely while preventing the entrance of dirt and extraneous matter to the interior of the bucket.
Date: April 11, 1922
Creator: Reese, Samuel L.
Partner: UNT Libraries Government Documents Department

Stalk-Cutter Attachment.

Description: Patent for a planter attachment. It allows quick attachment of a stalk cutter that would let a planter serve two purposes.
Date: February 7, 1922
Creator: Haynes, Jack M.
Partner: UNT Libraries Government Documents Department

Attachment for Rotaries.

Description: Patent for rotary well-drilling machinery where the "ring or bushing to rotate independently of the table and the present invention is directed to means for accomplishing the rotating effect." (line 24-27)
Date: July 20, 1920
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department

Guide for Drive-Chains.

Description: Patent for a mechanism designed to prevent a guide chain from being displaced from the wheel(s) of its parent machine.
Date: May 17, 1921
Creator: Johnston, Horace G.
Partner: UNT Libraries Government Documents Department
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