Resource Type
Partner
UNT Libraries Government Documents Department
19,469
UNT College of Arts and Sciences
56
UNT College of Engineering
19
Private Collection of J. K. Johnson
4
Grayson College Foundation
1
Moody Medical Library, UT
1
Private Collection of Mike Cochran
1
University of Dallas
1
UNT Libraries Special Collections
1
UNT College of Information
1
Collection
Texas Patents
18,581
Office of Scientific & Technical Information Technical Reports
887
UNT Scholarly Works
76
Rescuing Texas History, 2019
5
The Civil War and its Aftermath: Diverse Perspectives
1
Rescuing Texas History, 2017
1
Texas Cultures Online
1
Technical Report Archive and Image Library
1
TRAIL Microcard Collection
1
T. V. Munson Collection
1
States
Decade
Month
Adding Machine.
Patent for a new and improved adding machine using rotating discs.
Date:
December 8, 1914
Creator:
Druschke, Julius C.
System:
The Portal to Texas History
Adding Machine
Patent for a machine that adds numbers together using "key actuated accumulating wheels" to reach the desired sum, including illustrations.
Date:
September 22, 1913
Creator:
Moody, Jason B.
System:
The Portal to Texas History
Addressing-Machine.
Patent for an improved addressing machine, which will "paste, cut, and attach the slip simultaneously, or with one operation" (lines 26-27), with instructions and illustrations.
Date:
December 27, 1887
Creator:
Eberhardt, Theophilus Charles
System:
The Portal to Texas History
Adhesive and Method of Making the Same
Patent for starch used for paper that can act as an adhesive coating. Illustrations included.
Date:
February 18, 1913
Creator:
Dunham, Andrew A. & Dunham, Henry V.
System:
The Portal to Texas History
Adjustable and Detachable Bow for Spectacles.
Patent for a temple bow for spectacles which is secured to a lens frame and is adjustable to “accommodate the angle of vision of the wearer” (lines 89-90). The connection joints between the bow and lens frame allows adjustment without bending or twisting the bow, providing a more durable bow and frame.
Date:
January 13, 1914
Creator:
Blanchard, Edward.
System:
The Portal to Texas History
Adjustable Arch and Beam-Balance for Cultivator-Frames
Patent for an adjustable arch and beam balance for cultivator frames which allows the draft tongue to be lifted up and down.
Date:
April 27, 1909
Creator:
Buckhannon, Edward M.
System:
The Portal to Texas History
Adjustable Arch for Cultivators
Patent for an adjustable arch for cultivators.
Date:
October 27, 1903
Creator:
Porter, Harrison B.
System:
The Portal to Texas History
Adjustable Attachment for Freight-Car Doors.
Patent for a mechanism that creates "an adjustable attachment for freight-car doors, for preventing sparks and other objectionable matter from getting into the cars, and means for operating the attachment that is adapted for use in securing the door in different positions of adjustment, and for connection with the body of the car by means of a seal-support, in order that the fixed adjustment of the door cannot be changed without breaking the seal" (lines 12-21).
Date:
December 28, 1886
Creator:
Duzan, Thomas H.
System:
The Portal to Texas History
Adjustable Axle for Plows, Planters, and the like.
Patent for an adjustable axle "for use in connection with wheel mounted or sulky plows, of the middle burster or lister type, or for use in connection with planters and other devices for tilling or working the soil" (lines 10-14) and which allows for the plow to run evenly despite the evenness or unevenness of the soil.
Date:
May 26, 1914
Creator:
Dalley, William F.
System:
The Portal to Texas History
Adjustable Bench Hook.
Patent for a new and improved bench hook. This design "consists in a bench-hook constructed with a plate carrying a sliding bar, to which is adjustably secured a hook. The sliding bar and hook are locked in place by a clamp and cam attached to the plate, and the plate and its attachments are locked to the bench-front by a stationary lug attached to the plate, and a moveable lug attached to a lever pivoted to the said plate and locked in place by a cam, so that the said hook can be readily adjusted upward, downward, forward, and backward" (lines 20-30).
Date:
July 22, 1884
Creator:
Cooper, Harry
System:
The Portal to Texas History
Adjustable Bicycle-Rest.
Patent for a new and useful adjustable bicycle-rest, including instructions and illustrations.
Date:
January 23, 1900
Creator:
Wise, Harry
System:
The Portal to Texas History
Adjustable Book-Cover
Patent for a book cover that can be adjusted to fit any book size.
Date:
September 28, 1920
Creator:
Toland, Thomas L.
System:
The Portal to Texas History
Adjustable Book-Cover.
Patent for adjustable book covers. More protection with use of thicker paper, with adjustable feature is highly important as is also the slit and tongue.
Date:
July 1, 1919
Creator:
Walraven, Albert T.
System:
The Portal to Texas History
Adjustable Book Support.
Patent for a new and improved book rest. This design consists "of an upright pivoted in a support or base, a sliding lower supporting cross-bar, an upper sliding supporting-bar, both bars having sockets upon their rear sides sliding upon the upright and provided with set-screws, and leaf-clamps consisting of a piece of spring doubled at one end to form slides sliding upon the arms of the upper cross-bar, forming curved yielding portions, forming transverse eyes at the other ends, having flat blocks hinged at the said eyes, and provided with thumb-pieces" (lines 72-83).
Date:
November 25, 1884
Creator:
Johnson, William Oscar
System:
The Portal to Texas History
Adjustable Brace for Doors or Gates and Cover for Same
Patent for an adjustable brace for doors or gates. It is designed to prevent sagging.
Date:
September 29, 1903
Creator:
Shields, John
System:
The Portal to Texas History
Adjustable Colter-Clamp
Patent for a colter clamp that may be fastened to a plow beam. Illustrations included.
Date:
June 11, 1907
Creator:
Allin, Joseph H.
System:
The Portal to Texas History
Adjustable Crib or Bed.
Patent for improvements in Adjustable Cribs or Beds for children to sit beside the bed of the mother or guardian of the child. Made to be "easily and quickly attachable to or connected with any make of" (lines 17-19) the adult's bed "so that the mattresses of the bed and crib will be perfectly even or flush, without space...between them" (lines 20-22). Includes illustrations.
Date:
November 25, 1919
Creator:
Rece, Frank S.
System:
The Portal to Texas History
Adjustable Cultivator-Plow Standard.
Patent for an adjustable cultivator plow that is designed to be strong and durable as well as efficient and simple.
Date:
December 15, 1914
Creator:
Wright, James B.
System:
The Portal to Texas History
Adjustable Cultivator-Tooth Seat.
Patent for certain new and useful improvements in adjustable cultivator tooth seats, including instructions and illustrations.
Date:
June 7, 1898
Creator:
Shofield, James Drummond
System:
The Portal to Texas History
Adjustable cutting tool holder
This patent application describes a device for varying the geometry of a cutting tool for use in machining operations.
Date:
September 21, 2000
Creator:
Steinhour, William Lee III; West, Drew; Honeycutt, Steve; Frank, Steven & Krishnamurthy, Kallutla
System:
The UNT Digital Library
Adjustable Device for Dressing Down Bearings
Patent for a tool that dresses down bearings. Railroad engine journals and their corresponding bearings show wear over time. When replacing bearings into such a journal, without adaptation of the bearing there will be an improper fit, resulting in "hot journals" or "hot boxes". This tool adapts a bearing to a proper fit for the journal into which it will be installed.
Date:
December 12, 1922
Creator:
Mitchell, William A.
System:
The Portal to Texas History
Adjustable Driving Box
Patent for an adjustable driving-box intended for journal boxes in locomotive engines, trucks, etc.
Date:
October 4, 1915
Creator:
Copp, John
System:
The Portal to Texas History
Adjustable Electric-Light Holder.
Patent for an adjustable electric-light holder for automobiles.
Date:
November 26, 1918
Creator:
Balke, Morris
System:
The Portal to Texas History
Adjustable End Die.
Patent for improvements to adjustable end dies. These improvements allow convenient rethreading of bolts while it is engaged with an object.
Date:
February 8, 1921
Creator:
Wright, John G.
System:
The Portal to Texas History