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Monkey-Wrench.

Description: Patent for a monkey wrench that "can be adjusted for different sizes of nuts by the same hand which is using the wrench...and which may also be used as a pipe wrench" (lines 16-21).
Date: January 11, 1921
Creator: Kirkpatrick, Otey R.
Partner: UNT Libraries Government Documents Department

Printing Rule and Slug and Type-Form.

Description: Patent for rules and slugs that are quickly and easily arranged and that lock securely to make a type form, including one illustration.
Date: January 4, 1921
Creator: Markwell, Andrew E.
Partner: UNT Libraries Government Documents Department

Crude-Oil-Refining Process.

Description: Patent for improvements in the crude oil refining processes and apparatuses. The invention focuses on creating an inexpensive and simplistic system that relies on temperature.
Date: January 25, 1921
Creator: Evans, Jewett G. P.
Partner: UNT Libraries Government Documents Department

Clothes Hanger.

Description: Patent for clothes hanger that is made of a singular piece of wire. The hanger also features the capability to hold an entire three piece suit: coat, vest, and trousers.
Date: January 3, 1922
Creator: Stapp, Jesse W.
Partner: UNT Libraries Government Documents Department

Resilient Tire Filler

Description: This patent addresses resilient tire fillers, presenting a novel approach by providing a filler for tire casings in segmented sections. Each section incorporates sealed, airtight cavities designed as radially arranged columns, ensuring the tire retains the full benefits of pneumatic resistance and resiliency.
Date: January 3, 1922
Creator: Collins, Warren
Partner: UNT Libraries Government Documents Department
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