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Vehicle-Wheel.

Description: Patent for a type of vehicle wheel made of a unique hub, rim, and resilient spokes. The design allows for the hub and spokes to rotate independently of the rim, reducing the need for compensating gearing. This is done by having the spokes frictionally engaged with the rim rather than a rigid, static design.
Date: December 26, 1911
Creator: Bartle, John N.
Partner: UNT Libraries Government Documents Department

Process of Making Lubricants.

Description: Patent for "an improved process for making a lubricant especially adapted for parts of moving machinery which will be efficient to keep said parts and their bearings cool and which may also be used to cool heated journals and bearings" (lines 11-16).
Date: March 26, 1901
Creator: Hudnall, Millard Stewart
Partner: UNT Libraries Government Documents Department

Gripping Tool

Description: Patent for improvements to gripping tools for tubing and other round objects with illustrations.
Date: September 26, 1919
Creator: Drake, Charles W.
Partner: UNT Libraries Government Documents Department

Valve.

Description: Patent for a safety valve that closes a conduit when a change in pressure occurs that shuts off the supply of fluid (or gas) until the valve is manually reset.
Date: May 26, 1914
Creator: Ruffner, Earl S.
Partner: UNT Libraries Government Documents Department
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