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Boring-Drill.

Description: Patent for detachable heads and plates for frusco-conical rollers that allow for space between drills, including illustrations.
Date: April 23, 1918
Creator: Reed, Clarence Edward
Partner: UNT Libraries Government Documents Department

Combination Pool and Billiard Table.

Description: Patent for a combination pool and billiard table. The table has plugs for the pockets, which can be used to convert the table from a pool to a billiard table. There is also a circular removable covering, which converts the table from a game table to an ordinary household table.
Date: July 23, 1918
Creator: Lee, Hoard
Partner: UNT Libraries Government Documents Department

Farm-Gate

Description: Patent for an improved hinge mounting for a gate to swing and to served as a stay or brace connecting a pair of posts supporting the gate. Also, a provision of a novel mounting and operating means for such a gate, including springs for raising the operating levers on the gate used to move the gate.
Date: August 23, 1921
Creator: Rawley, Fleming C.
Partner: UNT Libraries Government Documents Department

Reamer.

Description: Patent for an enlarged reamer for maintaining the gage of the hole comprising a head threaded at one end for attachment to the drill and disk-shaped reaming cutters housed in slots in the sides.
Date: April 23, 1918
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Roller Boring-Drill.

Description: Patent for a roller boring-drill with improved arrangement of cutters on the head, and formation of teeth on the cutters. This new head design is better for drilling formations that are not brittle.
Date: August 23, 1921
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Well-Screen.

Description: Patent for a "well screen in which a maximum screening area is obtained without weakening the frame" (lines 11-13) including instructions and illustrations.
Date: July 23, 1918
Creator: Layne, Mahlon E.
Partner: UNT Libraries Government Documents Department

Tractor.

Description: Patent for improvements to the tractor with adjustable framework for the wheels (narrower or wider).
Date: March 23, 1920
Creator: Weaver, William S.
Partner: UNT Libraries Government Documents Department

Pump

Description: Patent for an improvement on the design of pumps used in the oil industry. This uses a combination of water, sand, grits, and other sediments for deep wells.
Date: April 23, 1920
Creator: Scott, Floyd L.
Partner: UNT Libraries Government Documents Department

Unscrewing Device for Pipe-Joints.

Description: Patent for an unscrewing device for pipe-joints, in the event that the drill stem gets stuck while drilling wells. This invention allows the user to unscrew "the joints of the drill stem" and withdraw "the same without the use of the left hand threaded string of pipe" (lines 35-38).
Date: March 23, 1920
Creator: Edwards, Charles R.
Partner: UNT Libraries Government Documents Department

Gate-Latch.

Description: Patent for a gate-latch that latches closed with extension of the gate, but allows the gate to open by elevating said latch.
Date: November 23, 1920
Creator: Bramblett, Benjamin F.
Partner: UNT Libraries Government Documents Department

Rotary Boring-Drill.

Description: Patent for a rotary boring drill that will "provide a cutting surface for the cutter" (lines 20-21) for drilling wells, particularly "roller cutters of the cone type used in drilling rock of other hard formation." (lines 13-15)
Date: December 23, 1919
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Process of Treating Wood.

Description: Patent for less expensive chemical wood treatment that will not leach out, will make wood more durable, and preserve wood for multiple uses including marine construction.
Date: August 23, 1921
Creator: Chandler, Asa C. (Asa Crawford), 1891-1958
Partner: UNT Libraries Government Documents Department

Sliding Caster

Description: Patent for improvements to furniture sliding casters for protecting the furniture, as well as floors and carpets when moving furniture. Improvements include caster prongs "which are set back from the outer margin of the caster so as not to split or mutilate the [furniture] leg" (lines 23-25) and casters that are "easily casted or stamped out from sheet metal [ . . . ] which therefore may be cheaply and easily manufactured" (lines 29-32).
Date: November 23, 1920
Creator: Preston, Charles L.
Partner: UNT Libraries Government Documents Department

Elevator.

Description: Patent for a new and improved design of elevators "for the purpose of preventing accidents" (lines 26-27) by locking the entrance doors while the elevator is moving, including illustrations. It is designed to be used by passengers but can also be adapted to be used as a freight elevator.
Date: November 23, 1920
Creator: Williams, George M.
Partner: UNT Libraries Government Documents Department

Culvert.

Description: Patent for a culvert which is to be used for sewers or other underground conveyers. Its is to be composed of varying materials that can be easily shipped and jointed together to form the sewer or other underground conveyer.
Date: March 23, 1920
Creator: Charliss, Charles F. J.
Partner: UNT Libraries Government Documents Department

Combined Hose-Reel and Valve.

Description: Patent for a hose reel and valve in which the act of unwinding the reel automatically opens the valve; includes instructions and illustrations.
Date: March 23, 1915
Creator: Landry, Rosamond L.
Partner: UNT Libraries Government Documents Department

Gas-Burner.

Description: Patent for gas burners that are made for water heaters to prevent "back firing" by building them so that they can be placed on the side of the heater rather than underneath it, so that liquid does not fall on the burner.
Date: May 23, 1916
Creator: Cochran, Harry A.
Partner: UNT Libraries Government Documents Department

Potato Screening and Sorting Machine.

Description: Patent for "new and useful Improvements in Potato Screening and Sorting Machines" (lines 6-8). "This invention relates to potato screening and sorting machines, and has for one of its objects the provision of a machine of this character, which is simple in construction, efficient in operation, and which can be manufactured at a nominal cost" (lines 13-18).
Date: November 23, 1915
Creator: Harris, Thomas Sanders & Morgan, Joseph Penell
Partner: UNT Libraries Government Documents Department

Detachable Drill-Bit.

Description: Patent for a detachable drill bit for use in drilling deep wells via the rotary method, where the bit can be replaced with the drill stem still in the bore.
Date: March 23, 1916
Creator: Carden, David A.
Partner: UNT Libraries Government Documents Department

Propelling Mechanism For Bicycles.

Description: Patent for propelling mechanism for bicycles that allows any type of bicycle frame to have an improved and inexpensive added high speed mechanism, including illustrations.
Date: September 23, 1913
Creator: Meschkat, Wilhelm
Partner: UNT Libraries Government Documents Department

Attachment for Display Figures

Description: Patent for an attachment for display figures that fills out the sleeves of a garment.
Date: April 23, 1912
Creator: Beyette, William H.
Partner: UNT Libraries Government Documents Department

Wood-Preserving Compound

Description: Patent for a new wood preserving compound to protect wood from bugs and prevent decay.
Date: June 23, 1908
Creator: Percival, Herbert Elmer
Partner: UNT Libraries Government Documents Department

Mail Box Signal

Description: Patent for a mail box signal which is attached to a locking system on the mail box which prevents anyone from changing the signal without unlocking the box.
Date: August 23, 1910
Creator: Harmon, William E.
Partner: UNT Libraries Government Documents Department

Mud-Guard.

Description: Patent for a mud guard for bicycles, which can be folded out of the way when not in use.
Date: November 23, 1909
Creator: Chisholm, Walter J.
Partner: UNT Libraries Government Documents Department
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