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Process of and Apparatus for Treating Oil

Description: Patent for a process of and an apparatus for treating oil in a more efficient manner.
Date: January 7, 1919
Creator: Seibert, Frank M. & Brady, John D.
Partner: UNT Libraries Government Documents Department

Domino-Shuffler.

Description: Patent for an invention that mechanically shuffles dominoes.
Date: January 21, 1919
Creator: Eichblatt, Otto H.
Partner: UNT Libraries Government Documents Department

Device for Controlling Electric Current.

Description: Patent for an improved device for controlling electric current. The device can control electric current from a generator specifically for the use in automobiles not to exceed a certain limit in high speed situations.
Date: January 28, 1919
Creator: Duke, Earle H. & Brown, James D.
Partner: UNT Libraries Government Documents Department

Patch for Cotton Bales.

Description: Patent for a patch for cotton bales. The invention provides a solution for the need to cut a slit in a cotton bale to see to the cotton's quality. This cotton bale patch serves as a way to fasten these slits in production to prevent loss or theft of the cotton product.
Date: January 7, 1919
Creator: Louis, Rube B.
Partner: UNT Libraries Government Documents Department

Drill-Bit

Description: Patent for an improved kind of drill bit that is more durable against rock. The bit's cutting rollers have a frusto-conical shape, and are also detachable.
Date: January 24, 1919
Creator: Humason, Granville A.
Partner: UNT Libraries Government Documents Department

Rotary Boring-Drill.

Description: Patent for improvements in rotary boring drills. The invention provides a fluted drill collar for a drill bit designed to "break up the rock and other material tending to wedge in around the upper part of the head" (lines 19-21). The drill collar forms "a connection between the main rotary drill shaft and the drill bit" (lines 13-15).
Date: January 28, 1919
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Scraper.

Description: Patent for a scraper with interchangeable blades, which can be used "for glue joints, and... scraping molded surfaces" (lines 25-26) that includes instructions and illustrations.
Date: January 28, 1919
Creator: Hartmann, John H.
Partner: UNT Libraries Government Documents Department

Acetylene-Gas Generator.

Description: Patent for an acetylene gas generator that automatically feeds carbide into the water tank and cleans the feed valve.
Date: January 21, 1919
Creator: Furr, Oscar M.
Partner: UNT Libraries Government Documents Department
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