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Broaching-Press

Description: Patent for a device used with metal-working machines that provides more efficient finishing.
Date: December 25, 1900
Creator: Baker, Jason A.
Partner: UNT Libraries Government Documents Department

Canopy.

Description: Patent for a canopy for beds and sofas to keep out insects.
Date: February 25, 1908
Creator: Swanwick, Harry C.
Partner: UNT Libraries Government Documents Department

Clutch and Transmission Mechanism

Description: Patent for a clutch and transmission mechanism for automobiles which strengthens the load bearing of the clutch and allows greater flexibility in changing the load.
Date: January 25, 1910
Creator: Carpenter, John C.
Partner: UNT Libraries Government Documents Department

Car Wheel.

Description: Patent for a new and improved car wheel. This design "consists in the combination, with a railroad-car axle having wheel-bearings of equal diameter throughout their whole lengths, of wheels the peripheries of which are provided with central flanges dividing each into two treads, the said wheels adapted to be pressed on the said bearings aforesaid, and to be removed therefrom, reversed, and again pressed thereon whenever the wear of the first tread shall render the same necessary" (lines 12-21).
Date: March 25, 1884
Creator: Melvin, Josiah W. & Clute, William H.
Partner: UNT Libraries Government Documents Department

Vehicle-Wheel Buffer

Description: Patent for an improved construction for a vehicle-wheel buffer which eliminates deterioration of its components found in ordinary type buffer. This invention implements an anti-friction mounting which allows the buffer to rotate freely.
Date: February 25, 1915
Creator: Kettler, Martin F.; M. F. Kettler
Partner: UNT Libraries Government Documents Department

Aeroplane.

Description: Patent for an improved rotary airplane engine patterned after the Gnome type with extra blades attached to the engine cylinders.
Date: March 25, 1913
Creator: Decker, Harry R.
Partner: UNT Libraries Government Documents Department

Aerial Projectile

Description: Patent for an aerial projectile for use as an anti-infantry bomb, dropped by planes. Specifically, it is a fragmentation bomb hand dropped from planes that will not only deliver an explosive blast and the subsequent shrapnel, but deliver such a blast as to destroy itself so it cannot be reverse engineered.
Date: September 25, 1918
Creator: Bury, Thomas J. & Bury, Oney
Partner: UNT Libraries Government Documents Department

Bulkhead.

Description: Patent for bulkhead that is "adapted for use as a sea wall or quay wall" (lines 10-11).
Date: March 25, 1919
Creator: Sands, Edward E.
Partner: UNT Libraries Government Documents Department

Gasolene-Measuring Device.

Description: Patent for gasoline measuring device for improving service stations for patrons to see the amount of gasoline. Air pressure will transfer gasoline from tank into measuring device. Gasoline measuring device will be quickly delivered to patrons.
Date: January 25, 1921
Creator: McKallip, Jonathan C.
Partner: UNT Libraries Government Documents Department

Load-Indicator.

Description: Patent for a Load-Indicator for tools being used in drilling a well. The indicator gives an accurate measure of the weight upon the drill, allowing operators to adjust the weight accordingly.
Date: November 25, 1919
Creator: Fletcher, Harold W.
Partner: UNT Libraries Government Documents Department

Lumber-Calculator

Description: Patent for a lumber calculator that has printed calculations for quickly determining the amount of board feet in a pile of lumber.
Date: April 25, 1911
Creator: Stalcup, James F.
Partner: UNT Libraries Government Documents Department

Nut Lock.

Description: Patent for a device for mounting for rotary cutting disks. It will be a safer way to work with well drilling operations
Date: August 25, 1914
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Tie-Plate.

Description: Patent for imrpoved tie plates that will prevent the rails from wearing down the ties.
Date: April 25, 1916
Creator: Barnes, Ned E.
Partner: UNT Libraries Government Documents Department

Meat-Tree

Description: Patent for a meat tree to hold meat in col storage or for smoking.
Date: August 25, 1908
Creator: Richmond, George E.
Partner: UNT Libraries Government Documents Department

Target-Throwing-Device

Description: Patent for a target throwing device which is an enhanced tool to efficiently target objects and is most useful for marksmen, including illustrations.
Date: January 25, 1910
Creator: Fridell, L.A
Partner: UNT Libraries Government Documents Department

Nut-Lock

Description: Patent for a nut lock which holds nuts on bolts without the use of a washer.
Date: August 25, 1908
Creator: Bailey, James J.
Partner: UNT Libraries Government Documents Department

Hair-Drying Brush

Description: Patent for a hair drying brush that has some heated teeth and some non-heated teeth for drying hair.
Date: April 25, 1911
Creator: Taylor, Samuel
Partner: UNT Libraries Government Documents Department

Rotary Boring Drill.

Description: Patent for "rotary boring drills for use in drilling wells or mines in earth or rock" (lines 11-13) including instructions and illustrations.
Date: November 25, 1919
Creator: Hughes, Howard R.
Partner: UNT Libraries Government Documents Department

Railway Switch

Description: Patent for a railway switch. This invention is designed to allow automatically operated by the wheels of the rail cars. Illustration included.
Date: September 25, 1906
Creator: Herrington, Jacob
Partner: UNT Libraries Government Documents Department

Removable Can Top.

Description: Patent for a new and improved removable lid for cans. This design "consists of a can top or protector to be fitted over the top of the can which has had one of its heads cut out in such a manner that the contents of the can can be easily and conveniently removed and, should it be desired, the life and usefulness of the can prolonged at a trifling expense" (lines 24-30).
Date: December 25, 1883
Creator: Grainger, Charles J.
Partner: UNT Libraries Government Documents Department
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