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Irrigator

Description: Patent for an irrigator used to treat piles (hemorrhoids) and similar diseases. A nozzle delivers liquid to wash the surface of the mucus coating of the afflicted area, and then drains the liquid without obstructing the flow of the liquid. Patent includes illustrations.
Date: January 18, 1921
Creator: Phillips, Edwin R.
Partner: UNT Libraries Government Documents Department

Spark-Arrester.

Description: Patent for a spark aresster that is designed to prevent the discharge of sparks from a flue, particularly flues for small stoves used in army tents.
Date: January 27, 1920
Creator: Ashby, Bert A.
Partner: UNT Libraries Government Documents Department

Packet-Holder.

Description: Patent for a packet holder used to wrap and tie a bundle of mail or letters made using a cord and clasp plate.
Date: January 27, 1920
Creator: Ashby, Bert
Partner: UNT Libraries Government Documents Department

Snap Fastener

Description: Patent for a snap fastener for fastening snap buttons, hooks, and eyes. Intended to replace the need for sewing fasteners onto garments, particularly women's dresses
Date: January 18, 1921
Creator: Warrington, Samuel W.
Partner: UNT Libraries Government Documents Department

Saw Gaging and Setting Tool.

Description: Patent for saw gaging and setting tool designed to be a simple and efficient way to gage and set saws blades. The invention can also be used for truing saw teeth.
Date: January 20, 1920
Creator: Barger, Bernard J.
Partner: UNT Libraries Government Documents Department

Dynamo-Electric Machine

Description: Patent for a new and useful improvement in a dynamo-electric machine to provide a rotor in which certain coils of the winding are automatically cut out and utilized as open coils to prevent the turns in those coils from having a demagnetizing action. Another objective is to provide a rotor whose core consists of non-magnetic material to refuce the inductance and self-induction of the winding and the sparking at the commutator due to the shifting of the magnetic field and the neutral or point of… more
Date: January 10, 1922
Creator: Kuhn, Preston Holmes
Partner: UNT Libraries Government Documents Department

Film Winding Attachment

Description: Patent for film-winding attachment that allows for the exact number of rotations to wind film. This invention seeks to prevent unnecessary damage that excessive winding can do to film.
Date: January 6, 1920
Creator: Mansfield, Clarence H.
Partner: UNT Libraries Government Documents Department
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