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Apparatus for Transmitting Sound-Waves

Description: Patent for transmitting sound waves by magnetic induction and to "furnish an apparatus by which these different vibrations can be heard at the receiving end" (lines 20-22). Includes descriptions and illustrations.
Date: October 17, 1911
Creator: Harvey, Fred Brown
Partner: UNT Libraries Government Documents Department

Coach-Equalizing Suspender.

Description: Patent for a coach-equalizing suspender.
Date: March 4, 1902
Creator: Best, William Newton
Partner: UNT Libraries Government Documents Department

Combined Latch and Lock for Screen Doors, etc.

Description: Patent for a combined latch and lock for screen doors and other uses. Illustration included.
Date: February 5, 1912
Creator: Hart, Joel T. & Hart, John D.
Partner: UNT Libraries Government Documents Department

Cane Stripping Machine.

Description: Patent for a new cane stripping machine, specifically for use in harvesting sugar cane grown particularly in Lousiana and Texas.
Date: May 7, 1918
Creator: Piatt, Charles E.
Partner: UNT Libraries Government Documents Department

Non-Skid Device

Description: Patent for a device that affixes to automobile wheels to provide tire traction and prevent skidding.
Date: May 24, 1921
Creator: Williams, Harry S.
Partner: UNT Libraries Government Documents Department

Process for Producing Fibrous Material from Rice-straw

Description: Patent for a process for producing fibrous material from rice-straw. The process was created to fiberize and use rice straw. Rice straw had little economic value but creating a process for fiberizing it might help to make this resource commercially useful.
Date: July 31, 1917
Creator: Toles, Justin Kay
Partner: UNT Libraries Government Documents Department

Playing-Cards.

Description: Patent for a card game that aims to teach players the workings of the electoral college. There are 208 cards, divided into four types: "eagle," "star," "banner," "flag," and gathering one of each type gives the player an electoral vote. The cards feature presidential candidates of the mid-1800s.
Date: March 27, 1906
Creator: Noonan, James Harrison
Partner: UNT Libraries Government Documents Department

Safety Lamp-Burner.

Description: Patent for a safety lamp-burner, which extinguishes itself when the lamp is tipped over.
Date: March 24, 1914
Creator: Witmond, Christopher B. J.
Partner: UNT Libraries Government Documents Department

Rotary Drill

Description: Patent for Rotary Drill
Date: August 22, 1916
Creator: Grinffin, Thomas. J
Partner: UNT Libraries Government Documents Department

Rotary Drill

Description: Patent for Rotary Drill
Date: August 22, 1916
Creator: Griffin, Thomas J.
Partner: UNT Libraries Government Documents Department

Oil Burner

Description: Patent for an oil burner
Date: April 15, 1913
Creator: Casad, Roland C.
Partner: UNT Libraries Government Documents Department

Doll Novelty.

Description: Patent for a new device, which is a rounded, weighted base placed in a doll that allows the doll to raise itself when turned over on any side without external assistance by lowering the doll's center of gravity. Descriptions of materials used and illustrations are included..
Date: November 4, 1902
Creator: Flint, William G.
Partner: UNT Libraries Government Documents Department

Educational Souvenir.

Description: Patent for an educational souvenir. This object is intended to educate and amuse audiences.
Date: February 2, 1915
Creator: Potts, Stacy
Partner: UNT Libraries Government Documents Department

Cultivator.

Description: Patent for a cultivator with spring teeth that are stronger than ordinary cultivator teeth.
Date: December 8, 1908
Creator: Baker, Alonzo L. & Baker, Russell
Partner: UNT Libraries Government Documents Department
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