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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.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Testing Errors of Refraction

Description: Patent for an eye testing device that has a movable lens, a measuring device for correction, and two different cards with test type on them which are fed into the machine during testing for astigmatism and myopia, presbyopia, and hyperopia to determine the level of correction needed in glasses.
Date: July 2, 1907
Creator: Bahn, Gustavus Adolphus
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Loading Cotton-Bales, &c.

Description: Patent for an apparatus for loading cotton-bales onto trucks from the compress. It is comprised of a cylinder, a piston, a piston rod, an inlet and exhaust pipes and a valve, a chain with grapnels at one end end and the other end is connected to the piston rod, a sheave, an adjustable slidable trip rod, a pivoted trip lever connected to the cylinder, a four armed lever connected to the valve, and connecting rods.
Date: December 24, 1895
Creator: Thompson, George
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Artist's Easel and Attachable Rest.

Description: Patent for a new and improved easel and rest. This design consists in "[t]he combination, with the rest . . . of the bar pivoted to [a] holder by bolt, the perforated bar pivoted to [another] bar by [another] bolt, and the easel united to the [first] bar by a suitable round bolt" (lines 97-101).
Date: January 22, 1889
Creator: Johnson, John Alexander
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Clock-Winding Mechanism.

Description: Patent for "an improved mechanism for the periodical automatic winding of clocks by water power, and has for its object to provide an apparatus that will be adapted to utilize the power afforded by the gravity of water discharged at regular intervals from a tank, which is in an elevated position and is supplied with water by rain fall or other means" (lines 8-16).
Date: September 26, 1893
Creator: Everhart, Martin
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Animal Shears.

Description: Patent for new and improved animal shears. This design is "of a platinum or other wire or conductor heated to a high temperature, sufficient to burn through the fibers of the wool or hair, and [is] passed over the surface of the body as close as may be deemed desirable to the roots. No injurious effects are produced upon the animal or upon the wool or hair removed, while at the same time the same may be removed with great uniformity and expedition" (lines 28-36).
Date: June 8, 1886
Creator: Harrell, Joseph J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Handling Seed-Cotton.

Description: Patent for an improved cotton elevator, separator, and distributor that is meant to move cotton from a wagon or storage, remove dirt, and deliver it to a gin. The "improved apparatus comprises a pneumatic cotton-conveying tube by which the cotton is lifted or carried to the distributor, a separator for removing the cotton from the air current, and a distributor comprising a trunk for receiving the cotton from the separator extending over the two gin feeders, having openings delivering into the … more
Date: October 31, 1893
Creator: Bachman, Joseph A. & Clark, Frank S.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Chain-Steamer.

Description: Patent for a chain steamer that has an improved means of propulsion with a uniform speed despite a changing current. It does not allow the boat to laterally deflect. It is especially meant to be used with tow boats that travel on fast-moving, shallow streams. It can be used to move ferry boats across fast-moving rivers as well.
Date: February 7, 1893
Creator: Pfeifer, Edmund I. & Pfeifer, Eduard A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Composition for Preserving Food

Description: Patent for "combustible compositions which, when ignited, produce a gas or gasses which have preservative and purifying effects upon various substances and surfaces or places exposed to the fumes. It is more especially designed, however, for preserving fruits, vegetables, meats, and other perishable articles." (lines 12-19).
Date: April 15, 1890
Creator: Radam, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Impregnating Liquids with Gases.

Description: Patent for a new and improved apparatus for impregnating liquids with gases. This design "relates to apparatus for impregnating water or other suitable liquid with the fumes emanating from the consumption of a combustible composition of matter, such as sulphur, which when ignited emits a gas containing suitable medicinal qualities" (lines 14-19). It consists in "the closed reservoir for containing the liquid, having windows upon opposite walls thereof, of the transverse beam having its ends sup… more
Date: October 8, 1889
Creator: Radam, William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Barrel Cover.

Description: Patent for a new and improved cover for barrels. This design calls for downward-extending flanges with wings along the perimeter of the cover. These flanges hold the cover in place over the barrel opening, but they also allow for the cover to rest at an angle on the upper rim of the barrel so that one has access to the contents of the barrel without the cover touching the ground.
Date: May 29, 1883
Creator: Lane, Fernando Gustavous
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Aeroplane.

Description: Patent for improved propulsion for airplanes involving propellors in the front and rear of the plane. This aids in regulating air currents to stabilize flight, landing and speed. The patent includes illustrations.
Date: June 12, 1917
Creator: Campbell, John R.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Airship.

Description: Patent for an airship with multiple gas bags inside an outer enclosing casing, which maintain the buoyancy of the airship in case one or more of the smaller bags should rupture. This airship also supports one or more persons other than the pilot, has an "envelop adapted to serve as a parachute in the event of danger", and can "alight upon and rise from the surface of a body of water".
Date: July 2, 1918
Creator: Richmond, George E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
captions transcript

[News Clip: Round Rock]

Description: Video footage from the KXAS-TV/NBC station in Fort Worth, Texas, to accompany a news story.
Date: January 6, 1982, 5:00 p.m.
Duration: 1 minute 22 seconds
Creator: KXAS-TV (Television station : Fort Worth, Tex.)
Item Type: Refine your search to only Video
Partner: UNT Libraries Special Collections

Chain-Link.

Description: Patent for a harness ring for connecting and disconnecting from other fastening hooks, chains, or rings, including illustration.
Date: November 13, 1860
Creator: Kirk, John P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Air-Chamber.

Description: Patent for an air-chamber that pumps in air confined with a flexible diaphragm to spray or diffuse fluid, including illustration.
Date: June 18, 1861
Creator: Creuzbaur, Robert
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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