UNT Libraries Government Documents Department - 3 Matching Results

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Furnace.

Description: Patent for a furnace capable of burning rice hulls, sawdust, chaff, and more "in connection with the boiler for generating steam and which will entirely consume such products without contaminating the surrounding air with the ashes given off" (lines 31-34).
Date: March 9, 1920
Creator: Ewing, William E.
Item Type: Refine your search to only Patent

Screen Attachment

Description: Patent for window and door screens to prevent the entrance of insects inside and prevents the escape of those already inside, which inevitably collect on the inside of the screen.
Date: March 9, 1915
Creator: Simons, William S.
Item Type: Refine your search to only Patent

Wire-Forming Machine.

Description: Patent for a wire forming machine that takes wire from an intake and automatically forms the wire into clothes pins. This machine also improves the wire feeding mechanism in older models of this type of machine, and it forms a ring that the pins can attach to for the purpose of suspending the pin from a clothes line.
Date: March 9, 1920
Creator: Werner, Henry E. & Mitchell, Jordan H.
Item Type: Refine your search to only Patent
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