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Animal-Trap.

Description: Patent for certain new and useful improvements in animal traps, including instructions and illustrations.
Date: August 29, 1899
Creator: Griffin, Walter R.
Partner: UNT Libraries Government Documents Department

Aerodrome

Description: Patent for an aerodrome which is a heavier than air flying machine powered by motorized propellers
Date: August 24, 1909
Creator: Sinclair, William
Partner: UNT Libraries Government Documents Department

Animal-Trap.

Description: Patent for an improved self-setting trap that can capture and kill animals while preventing them from reaching the bait.
Date: August 28, 1906
Creator: Sheridan, William H.
Partner: UNT Libraries Government Documents Department

Antifriction Device for Sucker-Rods.

Description: Patent for a rod sleeve to protect the rod joints from damage or bending. The design also includes rollers to keep the rods centered in the casing to eliminate rubbing.
Date: August 4, 1903
Creator: Black, William L.
Partner: UNT Libraries Government Documents Department

Barrel-Stand.

Description: Patent for improvments to barrel stands and related to the "object in view being to provide a simple, and convenient stand for holding barrels and casks and permitting the same to be readily turned with slight exertion from a vertical to a horizontal position and vice versa" (lines 9-12) including illustrations.
Date: August 27, 1901
Creator: McClary, Rufus E. & Gray, Thomas S.
Partner: UNT Libraries Government Documents Department

Advertising Device.

Description: Patent for certain new and useful improvements in advertising device, including instructions and illustrations.
Date: August 9, 1898
Creator: Hefley, Jefferson D.
Partner: UNT Libraries Government Documents Department
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