Resource Type

Degree Department

Automobile Torpedo (open access)

Automobile Torpedo

Patent for a shell torpedo launcher for submarines.
Date: December 20, 1910
Creator: Douglas, William M.
System: The Portal to Texas History
Axle-Skein (open access)

Axle-Skein

Patent for an axle skein that holds the skein on the axle.
Date: December 20, 1910
Creator: Bevil, Andrew H. & Bevil, Charles W.
System: The Portal to Texas History
Automatic Railway Switch (open access)

Automatic Railway Switch

Patent for a automatic railway switch. Illustration included.
Date: December 20, 1904
Creator: Lee, Charles
System: The Portal to Texas History
Cistern-Cover. (open access)

Cistern-Cover.

Patent for a cistern cover that is easily taken on and off.
Date: December 20, 1910
Creator: Hewitt, James E.
System: The Portal to Texas History
Automatic Service Cock. (open access)

Automatic Service Cock.

Patent for a new and improved automatic service cock. This design "furnish[es] an improved automatic valve to form the connection between the water-main or distributing pipe and the service-pipe of a building for regulating the flow and pressure of water in such service-pipe and preventing overpressure" (lines 7-12).
Date: December 20, 1881
Creator: Freeman, William R.
System: The Portal to Texas History
Apparatus for Feeding Seed-Cotton to Gins (open access)

Apparatus for Feeding Seed-Cotton to Gins

Patent for an improvement to seed feeders "to improve and simplify the feed mechanisms of such machines or apparatus and provide means whereby a number of rigidly depending chutes
Date: December 20, 1892
Creator: Murray, Stephen D.
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for a new automatic car coupling design for train cars, including illustrations.
Date: December 20, 1887
Creator: De May, Eugene A.
System: The Portal to Texas History
Arrangement for Supplying Air to the Furnaces of Stem-Boilers from the Wheel-Houses of Steamers. (open access)

Arrangement for Supplying Air to the Furnaces of Stem-Boilers from the Wheel-Houses of Steamers.

Patent for the "improvement in supplying air to furnaces on steamers" (lines 5-6), including illustration.
Date: December 20, 1859
Creator: Brandy, Louis
System: The Portal to Texas History
Single Reflective Optical Element for Interference Lithography (open access)

Single Reflective Optical Element for Interference Lithography

Patent relating to optical elements for use in interference lithography.
Date: August 1, 2014
Creator: Lin, Yuankun; Lutkenhaus, Jeffrey & George, David
System: The UNT Digital Library
Cotton-Harvester (open access)

Cotton-Harvester

Patent for Patent for a cotton harvester machine which can collect rows of cotton crops using a scoop and exhaust fan, while also able to remove boll weevils, and cotton from bolls which are unopened.
Date: December 20, 1921
Creator: Cannon, Burrell
System: The Portal to Texas History
Fishhook. (open access)

Fishhook.

Patent for a fishhook that allows for a swiveling motion that does not interfere with the connection to the fishing line.
Date: December 20, 1921
Creator: King, James Manning
System: The Portal to Texas History
Motor-Vehicle for Traversing Marsh-Lands. (open access)

Motor-Vehicle for Traversing Marsh-Lands.

Patent for a steerable motor vehicle that can be driven in marshlands.
Date: December 20, 1921
Creator: Ray, Malcolm
System: The Portal to Texas History
Wrench (open access)

Wrench

Patent for a wrench. Illustrations included.
Date: December 20, 1910
Creator: Smith, Henry D.
System: The Portal to Texas History
Valve-Closure for Ventilators (open access)

Valve-Closure for Ventilators

Patent for a new valve-closure for ventilators on plumbing systems by W.L. Hamilton and G. McCullough.
Date: December 20, 1917
Creator: Hamilton, William L. & McCullough, George
System: The Portal to Texas History
Irrigating Machine (open access)

Irrigating Machine

Patent for an irrigating machine. Illustration included.
Date: December 20, 1904
Creator: Smith, Warren W.
System: The Portal to Texas History
Well-Bucket Strainer. (open access)

Well-Bucket Strainer.

Patent for a well bucket strainer, which strains the water as it is pumped out.
Date: December 20, 1910
Creator: Clay, Willim F.
System: The Portal to Texas History
Improvement in Combined Lint-Room and Cotton-Presses. (open access)

Improvement in Combined Lint-Room and Cotton-Presses.

Patent for the improvement of lint-rooms and cotton presses, including a description and illustrations.
Date: December 20, 1870
Creator: Albertson, Ichabod H.
System: The Portal to Texas History
Improvement in Convertible Cotton-Planter. (open access)

Improvement in Convertible Cotton-Planter.

Patent for improvement in convertible cotton-planters. The mechanism has a seed-dropping mechanism and a rear or side plow covers the dropped seed.
Date: December 20, 1877
Creator: Willie, William T.
System: The Portal to Texas History
Station-Indicator. (open access)

Station-Indicator.

Patent for certain new and useful improvements in station indicators for moving vehicles, including instructions and illustrations.
Date: December 20, 1898
Creator: Barry, Jefferson D.
System: The Portal to Texas History
Hydrocarbon-Burner. (open access)

Hydrocarbon-Burner.

Patent for an adjustable hydrocarbon burner for use in cement kilns.
Date: December 20, 1910
Creator: Dietz, William
System: The Portal to Texas History
Hunting Lamp. (open access)

Hunting Lamp.

Patent for a new and improved lantern for hunting. This design "is to produce a light, cheap, and convenient lamp that can be carried upon the head with greater comfort, and at the same time be more efficient than any heretofore known" (lines 10-13).
Date: December 20, 1881
Creator: Brittan, Edward H.
System: The Portal to Texas History
Microtome Attachment for Microscopes (open access)

Microtome Attachment for Microscopes

Patent for a microtome attachment for microscopes which aids in cutting thin plates. Illustrations included.
Date: December 20, 1910
Creator: Poe, James G.
System: The Portal to Texas History
Process of Concentrating Comminuted Material. (open access)

Process of Concentrating Comminuted Material.

Patent for a process of concentrating comminuted material.
Date: December 20, 1910
Creator: Sutton, Henry M.; Steele, Walter L. & Edwin G. Steele
System: The Portal to Texas History
Nut Lock. (open access)

Nut Lock.

Patent for a keyed lock for nut and bolt that is removable and does not damage the threads.
Date: December 20, 1892
Creator: Crisp, James E.
System: The Portal to Texas History