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Improvement in Seed-Planters.

Description: Patent for improvement in seed-planters by using a combination of lock-lever, bars, set-screw and a tongue to “construct accurate planters in which the planting may be readily done in exact check row, and which will allow the dropping device to be instantly thrown into or out of gear when desired.” (Lines 16-19) Illustration is included.
Date: April 13, 1869
Creator: Herrin, I. F.
Partner: UNT Libraries Government Documents Department

Mold and Angle-Piece Used in Constructing Concrete Walls

Description: Patent for tools to create uniform concrete pieces and angles, with description of use and improvements and illustrations.
Date: April 13, 1886
Creator: Carrico, Thomas W.
Partner: UNT Libraries Government Documents Department

Steam Vacuum Pump.

Description: Patent for a new and improved steam vacuum-pump. This design consists in "[t]he combination, with a pump-cylinder, the water inlet and outlet pipes, a condenser-pipe, a steam-pipe, and valves located in the several pipes, of a vertically-movable rod having stops thereon, levers connecting the rod with the valves in the condenser-pipe and steam-inlet pipe, and a float loosely mounted on the rod and adapted to actuate the same" (lines 62-70).
Date: April 13, 1886
Creator: Hensley, Frank A.
Partner: UNT Libraries Government Documents Department

Tire-Tightener.

Description: Patent for an adjustable tire tightener. Includes instructions and illustrations.
Date: April 13, 1897
Creator: Taylor, William Buford.
Partner: UNT Libraries Government Documents Department

Flushing Device

Description: Patent for a flushing mechanism for water-closets (toilets) which operates in concert with the lifting and lowering of the seat.
Date: April 13, 1915
Creator: Kreter, Otto F. W.
Partner: UNT Libraries Government Documents Department
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