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Oil-Burner.

Patent for an oil-burner used to provide a structure of low cost material that allows thorough heating of the oil to accommodate the conversion to gas and combustion for flame at the orifice.

Date: March 8, 1921

Creator: Daily, William T.

Partner: UNT Libraries Government Documents Department

Telephone Attachment.

Patent for "a device which will support the weight of the telephone-receiver on the switch-lever whether the receiver be hung on the hooks of said lever or carelessly dropped, [the] object being to provide against the short-circuiting of the local battery when the telephone is not being used, whereby it would become uselessly exhausted, and also to insure that the signal-bell shall at such times always be in operative circuit with the central station, so that the annoyance to a distant exchange… more

Date: December 22, 1896

Creator: Christopher, William O.

Partner: UNT Libraries Government Documents Department

Plow.

Patent for improvements in plows for hand-propelled device for use in gardens, including illustrations.

Date: August 27, 1901

Creator: Ward, John A.

Partner: UNT Libraries Government Documents Department

Portable Extension Top for Stoves.

Patent for a new and improved portable extension for stove tops. This design is for a casing with pot-holes that utilizes a flange and a collar to allow for attachment to the stove top. This increases the usable surface area of the stove by a third.

Date: November 16, 1880

Creator: Hutchinson, John Henry

Partner: UNT Libraries Government Documents Department

Rotary Steam-Engine.

Patent for a rotary steam-engine that provides "a new and useful machine of this character wherein a head or pressure of steam shall be utilized to its fullest extent with a consequent increase in power over other engines worked under the same head or pressure of steam. To this end the main and primary object of the present invention is to provide a simple, economical and durable steam engine of the rotary type having few working parts, but one which shall run easily and steadily and will devel… more

Date: March 26, 1895

Creator: Henderson, Robert L.

Partner: UNT Libraries Government Documents Department

Railway Gate.

Patent for improvements to "cattle-guard gate for railroads in particulars of construction (lines 8-10). Includes illustrations.

Date: December 2, 1890

Creator: Grisham, James M.

Partner: UNT Libraries Government Documents Department

Railroad-Track Lifter.

Patent for improvement in railroad-track lifters by using “the combination of a base, a upright, a lever and two pawls engaging notches of the upright” (lines 97-99) and “hand mechanism for operating the pawls,” (lines 1-2, p. 2) for easily raising sections of railway-track. Illustration is included.

Date: March 31, 1891

Creator: Brown, Hiram David

Partner: UNT Libraries Government Documents Department

Ptich-Board.

Patent for pitch-board that is "an instrument adapted for use by carpenters and others, the same being so constructed as to serve as a rule, a square, or angle, and adapted to be arranged for indicating accurately any inclination or bevel that may be desired, and finally that is capable of being folded" (lines 6-12).

Date: November 13, 1894

Creator: Frasier, William E.

Partner: UNT Libraries Government Documents Department

Quilting-Frame.

Patent for a quilting frame "pivotally attached to a suspending-bar, whereby either part may be brought beneath the arm of the sewing-machine without requiring the shifting of the goods to bring a new part into position to be quilted until after the exposed portions of the two parts have been quilted." (Lines 24-30) Includes instructions and illustrations.

Date: June 29, 1897

Creator: Scoby, William E. & Spoonts, Joseph L.

Partner: UNT Libraries Government Documents Department

Rail-Joint.

Patent for rail joints that will remove the need for bolts to secure the chairs. The joints will also allow the chair to be removed from the rail without using tools.

Date: October 14, 1913

Creator: Ernest, Albert C.

Partner: UNT Libraries Government Documents Department

Protractor

Patent for a new protractor design that is “particularly to a protractor or gage for use by carpenters in cutting the rafters for a building roof” (lines 9-11) including illustrations.

Date: November 9, 1915

Creator: Ernest, Albert C.

Partner: UNT Libraries Government Documents Department

Oil Burner

Patent for an oil burner. This oil burner is designed to consume fuel in a cheaper and more economical manner.

Date: March 14, 1922

Creator: Mills, Virgil H. & Mills, John H. T.

Partner: UNT Libraries Government Documents Department

Method of Making Ballast.

Patent for "improvements in methods of making ballast adapted for railway and other uses" (lines 9-11), including illustrations.

Date: February 18, 1919

Creator: Butler, Henry G.

Partner: UNT Libraries Government Documents Department

Match-Box.

Patent for a match-box that prevents "the wholesale removal therefrom of large numbers of matches by users and borrowers and their consequent wasteful expenditure, which, when this happens, as it commonly does in hotels and stores, makes the cost of matches an item of considerable expense to the proprietor" (lines 14-20).

Date: February 5, 1895

Creator: Holm, Martin

Partner: UNT Libraries Government Documents Department

Oil-Burner

Patent for an oil burner for burning crude petroleum and hydrocarbon oils. Illustrations included.

Date: July 11, 1911

Creator: Mills, Virgil H. & Mills, John H. T.

Partner: UNT Libraries Government Documents Department

Oil-Burner

Patent for an oil burner for stoves that can still operate even if there are impurities in the water used to create the steam employed in getting the fuel to burn.

Date: August 13, 1912

Creator: Mills, John H. T. & Mills, Virgil H.

Partner: UNT Libraries Government Documents Department

Pin-Fastener.

Patent for pin fastener that safely allows for buttons, jewelry and other items to attached to clothes and not pierce the wearer.

Date: October 5, 1915

Creator: Towler, Mary E.

Partner: UNT Libraries Government Documents Department

Harrow.

Patent for a harrow that is constructed without frames, so it is lighter and easier to use. Includes instructions and illustrations.

Date: February 16, 1892

Creator: Grisham, James Madison

Partner: UNT Libraries Government Documents Department

Plow.

Patent for certain new and useful improvements in plows. This improvements are to " render the plow right and strong and easy-running, reducing the effort required by the plowman to handle the plow to a minimum, and to render the handles and beam and plow-plate readily adjustable as regards pitch and height (line 10 - 16).

Date: December 28, 1897

Creator: Kirkpatrick, James M. & Files, Jerry B.

Partner: UNT Libraries Government Documents Department

Heating-Drum

Patent for "a simple and efficient construction which may be readily set up and taken down, which will be durable, and in which, moreover, by operation of a single damper the smoke-pipe above the drum may be brought into direct communication with the smoke-pipe below the drum and the several compartments of the apparatus will be opened to permit ready cleaning" (lines 14-22).

Date: May 14, 1901

Creator: Horsley, Robert L. & Rountree, James H.

Partner: UNT Libraries Government Documents Department

Drop-Pilot or Cow-Catcher.

Patent for an improvement in drop-pilots or cow-catchers for street or steam-railways to allow the cow-catcher to stay higher above the track and be dropped in an emergency to catch large objects and prevent them from being trapped under the wheels. The improvement also contains a device for raising and lowering the cow-catcher, a mechanism for operating the brakes and whistle interdependently, and a single lever for the operator to use to control the various mechanisms.

Date: April 11, 1916

Creator: Maxfield, Nelson

Partner: UNT Libraries Government Documents Department

Egg-Case.

Patent for a new and useful improvement in egg case, that "relates to folding boxes or crates such as are usually employed for packing and shipping eggs and various other articles" (line 10-12).

Date: November 9, 1897

Creator: Prechtel, Charles A.

Partner: UNT Libraries Government Documents Department

Draft Attatchment For Tractors.

Patent for Draft Attachment For Tractors for the improvement of farming tractors. This invention includes adding machinery to allow interchangeable farming tools for a wide variety of uses.

Date: October 26, 1920

Creator: Gaida, Wale

Partner: UNT Libraries Government Documents Department

Cultivator.

Patent for a cultivator attachment which is designed to be "a guard to protect the young growing crop from being covered by dirt when it is being cultivated." (Lines 14-16) Includes instructions and illustrations.

Date: July 17, 1894

Creator: Maxfield, Nelson; Griffin, Richard Frankling & Speer, Henry Alson

Partner: UNT Libraries Government Documents Department

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