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Valve for explosive-engines.

Description: Patent for an improved valve for use in explosive engines which lists the movements of various parts in order to allow air and fuel to mix and explode.
Date: February 2, 1914
Creator: Ray, Albert J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Derailing Block dated October 1, 1918

Description: Patent for new and improved detailing rocks for railroads. What makes this unique is that the clamp can be quickly and effectively clamped to railroad tracks.
Date: February 19, 1918
Creator: Samuel Harvey Garrett & Joseph Owen Staude
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Well Drilling Machine.

Description: Patent for a driving mechanism to reduce the numbers of shafts and other parts needed for well drilling. The invention allows for one main driving shaft to be used as the primary source for well drilling.
Date: February 5, 1918
Creator: Herdman, Adam H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Walking-Cane.

Description: Patent for a walking cane which is made of two intertwined sections of spiral steel wires, which can be painted different colors creating a noticeable object that can be used by sports fans to show support for their team at games,
Date: February 1, 1910
Creator: Alverson, Lewis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Powder-Ejector.

Description: Patent for a powder medicine ejector for discharging medicine into patients body cavities, which allows a dose of the medicine to be discharged from a larger quantity stored in the ejector.
Date: February 1, 1910
Creator: Kline, Charles W. & Long, Harley A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Quilting-Frame

Description: Patent for a new type of quilting frame. The improved Quilting-Frame can be used with a standard sewing machine. The device allows a sewing machine to in seams.
Date: February 18, 1913
Creator: Cribbs, William D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Plow Frame

Description: Patent for a plow frame "to which may be attached plow bottoms or cultivator beams" (lines 11-12).
Date: February 20, 1912
Creator: Brown, Bartley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Scissors Hanger

Description: Patent for scissors hangers for sales people in stores that provides a pair of hooks that is "depending from a shank and connected by an arched guard strip" (lines 15-16) that forms a scissors holding element. The scissors hanger will also have a plate metal body that allows the hanger to be attached to the clothing of the wearer.
Date: February 8, 1916
Creator: Walker, William R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Striking Mechanism for Clocks

Description: Patent for a striking mechanism for clocks which strikes a bell a number of times to indicate the hour of the day. Illustrations included.
Date: February 18, 1913
Creator: Friedman, Bernhard Z.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Screen-Door Hinge

Description: Patent for a screen door hinge for both half or full length screens. Illustrations included.
Date: February 18, 1913
Creator: McFarland, Frank H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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