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Wheel and Shaft

Description: Patent for a wheel and shaft designed for use in drilling oil and gas wells.
Date: October 4, 1921
Creator: Hudson, James Condron
Partner: UNT Libraries Government Documents Department

Spring-Wheel.

Description: Patent for improvements to vehicle spring wheels to replace pneumatic wheels, "embodying in its use relatively movable members having coil springs interposed therebetween whereby to secure the proper resilience" (lines 13-16) necessitating very few parts, including illustrations.
Date: October 4, 1921
Creator: Bush, Horace L. & Bryan, Andrew J.
Partner: UNT Libraries Government Documents Department

Arrangement and Construction of Self-Service-Store Fixtures

Description: Patent for new and useful improvements in arrangement and construction of self-service-store fixtures. This invention provides an arrangement of shelving in sections with other parts of store furnture, the shelving being so arranged and constructed that all available space is economically utilized and at the same time permits the goods displayed on the shelves to be visible from a designated point in the store to avoid surreptitious removal of any goods while providing ample room for customers … more
Date: October 4, 1921
Creator: Hill, Leslie A.
Partner: UNT Libraries Government Documents Department

Identifying-Tag.

Description: Patent for identification tags made of sheet metal, to be used with binding bands on cotton bales. Tags are economical to make, create little waste, and lay flat so they are not easily torn off.
Date: October 4, 1921
Creator: Blackburn, Edward Stuart
Partner: UNT Libraries Government Documents Department

Lock.

Description: Patent for lock that is stronger when locked due to its unique structure and requires special knowledge to use, making it more secure against intruders.
Date: October 4, 1921
Creator: McGill, Wisdom
Partner: UNT Libraries Government Documents Department

Fishing-Tool.

Description: Patent for improvements on the Fishing-Tool, including illustrations. The tool was improved in order to make the boring of wells using pipes more efficient.
Date: October 4, 1921
Creator: McMillian, John F.
Partner: UNT Libraries Government Documents Department

Machine for Cutting Tire-Casing Treads and Removing Beads

Description: Patent for machines for extracting beads and for cutting treads of tire casings. It is to provide a convenient device for operating on tire casings which are to be stripped and separated into the original elements and to save much labor and avoid much expense.
Date: October 4, 1921
Creator: Hibbs, Cassell D.
Partner: UNT Libraries Government Documents Department
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