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Breakwater.

Description: Patent for improving seawalls to "preserve channels across the bars at the mouths of rivers, creeks, or canals and between bays and gulfs" (lines 6-8), including illustration.
Date: June 7, 1859
Creator: Armour, D. Hillen
Partner: UNT Libraries Government Documents Department

Improvement in Screw-Propulsion.

Description: Patent for "a new and useful Improvement in Screw-Propellers and their adaptation to the hulls of vessels" (lines 4-6) including illustrations.
Date: November 9, 1875
Creator: Wilson, Joseph Erwin
Partner: UNT Libraries Government Documents Department

Improvement in Bee-Hives.

Description: Patent for a bee-hive that prevents insects (such as moths) from entering therein and maximizes the amount of honey collected from the hive, including a detailed explanation and description of the illustration.
Date: March 5, 1878
Creator: Park, Jesse W.
Partner: UNT Libraries Government Documents Department

Improvement in Seeding-Machines.

Description: Patent for the improvement of seed-planters using a rotary system to distribute seeds from a drum and into the soil, including illustration.
Date: September 4, 1860
Creator: Park, A. R.
Partner: UNT Libraries Government Documents Department

Support for Wire Fences.

Description: Patent for improvements to supports for wire fences, so that wooden posts and other supplemental devices are not necessary. Includes instructions and illustrations.
Date: February 23, 1892
Creator: Weeks, Frank B.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Seed Planters.

Description: Patent for an improvement in cotton-seed planters using a combination of an adjustable agitator and a movable self-adjusting stirrer, including illustration.
Date: April 3, 1860
Creator: Sweeny, Samuel P.
Partner: UNT Libraries Government Documents Department

Hanging Millstones.

Description: Patent for improvement of hanging millstones using a driver to hang the runner of a pair of millstones, “as it rotates, adjust itself to the position of the stationary stone, and the parallelism of the faces of the two stones be preserved whether the stationary one be perfectly horizontal or not” (lines 19-24), including illustration.
Date: May 29, 1860
Creator: Dance, G. P.
Partner: UNT Libraries Government Documents Department

Sample-Taking Device

Description: Patent for a sample taking device "for use in preserving the log of the well in drilling operations in earth, rock or other similar formations." (lines 12-14). Specially adapted for use in drilling wells for oil and sulfur, specifically in the Gulf Coast region.
Date: December 9, 1919
Creator: Carmichael, Robert E. & Hamman, George
Partner: UNT Libraries Government Documents Department

Improvement for Apparatus for Cutting Glue.

Description: Patent for a design for a battery-powered wire glue cutter/slicer including instructions and illustrations.
Date: October 11, 1875
Creator: Stevens, Hennell
Partner: UNT Libraries Government Documents Department

Improvement in Car-Axle Bearings.

Description: Patent for improvement in car-axle bearings in which "it consists in a box having a chambered back for containing oil, and having grooves along the straight edges of its bearing-surface for receiving a wick, the ends of which extend through holes in the box into the oil reservoir.”
Date: December 3, 1878
Creator: Stratton, Asa E., Jr.
Partner: UNT Libraries Government Documents Department

Apparatus for Sulfur Mining

Description: Patent for "new and useful improvement" for sulfur mining by Mr. Robert Carmichael. This device has particular application for mining in subterranean environments, "by use of pumping a heated fluid down into contact with a sulfur strata" (lines 14-15).
Date: December 9, 1919
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Two-Piece Box.

Description: Patent for certain new and useful improvements in two piece boxes, including instructions and illustrations.
Date: November 28, 1899
Creator: Armstrong, Martin
Partner: UNT Libraries Government Documents Department

Hunting-Knife.

Description: Patent for a new and useful improvement in hunting knives, including instructions and illustrations.
Date: September 5, 1899
Creator: Shelton, William J.
Partner: UNT Libraries Government Documents Department

Pump.

Description: Patent for a new and improved design for pumps as they are used in deep wells. New design meant to prevent sand from entering machine between the working barrel and plunger.
Date: February 1, 1919
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Traction-Support.

Description: Patent for a traction board for placing under automobile wheels when stuck in sand or mud, and hanging device for carrying the boards when not in use.
Date: December 27, 1921
Creator: Gentry, Burney C.
Partner: UNT Libraries Government Documents Department

Method of and Apparatus for Sulphur Mining

Description: Patent for a methodology and mechanical structure for the mining of sulfur using extendable concentric cylindrical tubes.
Date: unknown
Creator: Carmichael, Robert E.
Partner: UNT Libraries Government Documents Department

Apparatus for Raising Liquids from Deep Wells.

Description: Patent for improvements for raising liquids from deep wells. "It has a particular application to the raising of fused sulfur from the well in the liquid state" (lines 14-16).
Date: May 11, 1920
Creator: Hebert, Joseph A.
Partner: UNT Libraries Government Documents Department

Attachment for Automobile Headlights

Description: Patent for an automobile headlight attachment capable of horizontal rotation.
Date: December 2, 1919
Creator: Tripp, John C.
Partner: UNT Libraries Government Documents Department

Tread for Pneumatic Tires.

Description: Patent for an improvement in treads for pneumatic tires "to prevent excessive wear or puncture of the parts of the tire constituting the tread portion" (lines 12-14).
Date: September 30, 1919
Creator: Twombly, Royal W.
Partner: UNT Libraries Government Documents Department

Neck Yoke

Description: Patent for neck yokes, particularly for hogs, but not made especially for hogs.
Date: December 5, 1916
Creator: McClure, Cicero F.
Partner: UNT Libraries Government Documents Department

Improvement in Cotton-Scrapers.

Description: Patent for the improvement of a cotton scraper "for general cultivation of drill-husbandry" (lines 17-18) and cotton crops, including illustration.
Date: February 19, 1861
Creator: Shepard, Josiah
Partner: UNT Libraries Government Documents Department
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