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Animal-Trap

Description: Patent for an animal trap with a new kind of trigger fir closing the door to the trap.
Date: December 13, 1910
Creator: Hatchell, Benjamin
Partner: UNT Libraries Government Documents Department

Gin.

Description: Patent for improved cotton gins through the "construction and arrangement of the roll box and the ginning devices" (lines 11-12).
Date: December 12, 1911
Creator: Murray, Stephen D.
Partner: UNT Libraries Government Documents Department

Non-Explosive Oil-Container.

Description: Patent for a protective screen of refractory filaments for "containers holding inflammable, explosive fluids such as naphtha, benzin, gasolene, etc." (lines 10-12)
Date: December 12, 1911
Creator: Ziller, Robert L.
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane which has its equilibrium maintained by the operator through levers that bring the plane up or down.
Date: December 6, 1910
Creator: McManus, Augustus F. W.
Partner: UNT Libraries Government Documents Department

Ant-Trap.

Description: Patent for ant traps that has a body portion with upper and lower inlet chambers. The trap is connected with the upper inlet chamber by a passage-way through which the ants may pass.
Date: December 19, 1911
Creator: Seifert, Adolf R. R. & Campbell, Bertha
Partner: UNT Libraries Government Documents Department

Air-Brake System

Description: Patent for an air brake system for trains which does not require waiting between uses for the brakes to recharge with air.
Date: December 6, 1910
Creator: Dillander, John
Partner: UNT Libraries Government Documents Department

Gate-Operating Mechanism

Description: Patent for "new and useful Improvements in Gate-Operating Mechanisms" (lines 4-6) including instructions and illustrations.
Date: December 12, 1911
Creator: Wilson, Simeon
Partner: UNT Libraries Government Documents Department

Aeroplane

Description: Patent for an aeroplane that will maintain its balance in the air automatically
Date: December 5, 1911
Creator: McManus, Augustus F. W.
Partner: UNT Libraries Government Documents Department
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