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Insect-Trap.

Description: Patent for a trap for insects such as those that feed upon crops including instructions and illustrations.
Date: May 30, 1911
Creator: Rea, George Thomas
Partner: UNT Libraries Government Documents Department

Improvement in the Propulsion of Vessels.

Description: Patent for improvement in vibrating propellers with continued paddle action that can be attached to a line of boats.
Date: December 30, 1873
Creator: Macowitzky, Charles P.
Partner: UNT Libraries Government Documents Department

Pear-Burner

Description: Patent for improvements in pear-burners of the type good for use with hydrocarbon fuels and adapted to be exploited directly by hand, for example for burning small objects located in positions not accessible.
Date: September 30, 1913
Creator: Messerli, John J. & Mayfield, Jesse L.
Partner: UNT Libraries Government Documents Department

Swinging Cradle.

Description: Patent for a new swinging cradle which allows the baby crib to be attached to a bed post; includes illustrations.
Date: March 30, 1915
Creator: Christensen, Peter
Partner: UNT Libraries Government Documents Department

Combination Steering Mechanism for Plows.

Description: Patent for a combination steering mechanism for plows, which allows the plow to move independently (lateral movement only) of the plow frame.
Date: March 30, 1920
Creator: Rarig, Welden C. & Smith, Glen E.
Partner: UNT Libraries Government Documents Department
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