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in creator/contributor: "Ackman, George, Jr."  
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Wheeled Sectional Harrow.

Description: Patent for an improved wheeled section harrow with a simple construction that provides a way to raise and lower the harrow sections as needed, and improves construction of the truck carrying the harrow.
Date: July 9, 1918
Creator: Mize, William H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Rail-Joint.

Description: Patent for a new rail joint to be secured to a rail having "the lower portion of its web and its base flange terminate a short distance beyond the end of the rail" (lines 28-30), including illustrations.
Date: July 8, 1913
Creator: Reed, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Machine-Brake.

Description: Patent for a machine brake for motorized fans that allows the speed to be regulated.
Date: July 25, 1911
Creator: Mallory, John W. & Peters, Walter C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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