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Cattle-Yoke.

Description: Patent for a cattle yoke which enables the yoke to be attached to a cow's head to prevent grazing from other side of the wire fence.
Date: April 27, 1915
Creator: Carr, Jessie D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wind-Wheel.

Description: Patent for a wind-wheel "designed to secure a rapid descent of the pump-rod and thus enable the wheel to raise more water in a given time" (lines 8-10). Damaging the wheel proper with the forcefulness of rapidly descending water is avoided in this design.
Date: April 27, 1897
Creator: Pippin, John William
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvements in Rail-Lubricators

Description: Patent for "a lubricating apparatus for use on street and other cars for lubricating the track when the car rounds a curve" (lines 8-11) including list of parts and illustrations.
Date: April 27, 1910
Creator: Freeman, Frank S. & Doke, Fred L.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ventilator.

Description: Patent for a new and improved ventilator. This design is "to provide a ventilator which shall automatically accommodate or turn the collecting-hood thereof to the direction in which the wind is blowing, to collect and conduct fresh pure air into buildings, cars, &c.; to provide means for regulating the distribution of the air to the compartments or different parts of the buildings, &c.; to diminish the friction and wear between the swiveled collecting-hood and its supporting devices whereby sai… more
Date: April 27, 1886
Creator: Sellars, James K.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Ventilator.

Description: Patent for a new and improved ventilator. This design consists in "[t]he improved combined flue and ventilator . . . consisting of an outer casing surmounted by a cap and provided with a central flue, funnels hinged to the outer casing and provided with flexible connections for elevating the same, and means for conducting the air downward from said funnels" (lines 8-15).
Date: April 27, 1886
Creator: Shanley, Michael H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Spark-Conductors for Railroad-Trains.

Description: Patent for improvement in spark-conductors for railroad trains by using a “horizontal flue in sections and use “other devices to engage and disengage the sections, where by to arrest and extinguish sparks and conduct the smoke, ashes, and cinders to the rear.” (Lines 16-20) Illustration is included.
Date: April 27, 1869
Creator: Wright, Reuben
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Seed-Planters.

Description: Patent for improvement in seed-planters that is able to plant different kinds of seed by simply adjust the position of the lower ends of the end-plates in the seed-box. Illustration is included.
Date: April 27, 1869
Creator: Haupt, W. W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Water Craft.

Description: Patent for a "bathing float equipped with propelling means" (lines 10-11) and a "depressible platform combined with ... a diving rudder" to allow the front part of the craft to dive underneath the water (lines 13-15).
Date: April 27, 1915
Creator: Caldwell, John C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Tool.

Description: Patent for "...a tool embodying certain novel features and details of construction, as hereinafter fully described, illustrated in the drawings, and claimed" (lines 7-10) with illustration and descriptions.
Date: April 27, 1897
Creator: Hutchins, John Pearce
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mining Sulfur.

Description: Patent for a method of mining sulfur and other things that have similar melting points that is less expensive and more efficient than previous methods. A machine sprays hot fluid at fissures where the mineral exists, melts it, and carries it away in the stream.
Date: April 27, 1897
Creator: Higgins, Pattillo & Carroll, George W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Hose-Washer.

Description: Patent for improvement in efficiency of hose washers. Patent helps to prevent accidental detachment of a hose via the use of a "resilient wire" designed to strengthen the connection. Citation: Calvert, Walter Riley. Hose-Washer., patent, April 27, 1915; [Washington D.C.]. University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; crediting UNT Libraries Government Documents Department.
Date: April 27, 1915
Creator: Calvert, Walter Riley
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Spark-Plug

Description: Patent for an improved spark plug assembly used in explosive engines allowing for easier cleaning of the electrodes while the motor is running, among other enhancements over contemporary spark plug design.
Date: April 27, 1915
Creator: Inman, John P. & Estes, Robert E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lace-Cabinet.

Description: Patent for a lace cabinet which has many drawers with holders for spools of lace or ribbon and a slot in the front of the drawer, where the lace is pulled through to show what it is and allow easy dispensing of the product.
Date: April 27, 1909
Creator: Thornton, Robert A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Lamp.

Description: Patent for a new and improved lantern. This design "has relation to that class of lamp in which the reflector is secured to the lamp, having an aperture in its upper portion for the passage of the chimney of the lamp, and in which the reflector may be adjusted to throw the light from the lamp in different directions without moving the lamp; and it consists in the improved construction and combination of parts of the same" (lines 23-31).
Date: April 27, 1886
Creator: Williams, Robert E. & Trammell, William A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Torch or Burner

Description: Patent for a torch or burner for use in burning brush or foliage, which uses a pressure-controlled liquid fuel tank that maintains a steady flow of fuel at the correct pressure.
Date: April 27, 1920
Creator: Hardt, Benjiman F. & Taylor, Samuel T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mail Carrier or Container.

Description: Patent for a mail carrier designed with a ratchet and clamp to hold mail securely while also allowing for quick extraction of the mail.
Date: April 27, 1920
Creator: Blocker, Leck H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut Lock.

Description: Patent for a new and improved nut lock. This design consists "[i]n a nut-lock, the combination, with a screw-threaded bolt and nut, of a pair of arms pivoted or hinged together, said arms having annular screw-threaded grooves formed therein adapted to register with the threads on the bolt, and means for locking the arms together" (lines 76-81).
Date: April 27, 1886
Creator: Clark, Fred
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Washing-Machine.

Description: Patent for a washing machine, where water comes out of the top of a funnel onto the clothes, and the clothes are rotated and agitated around the funnel.
Date: April 27, 1909
Creator: O'Neall, James M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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