Resource Type

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
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
Hoe. (open access)

Hoe.

Patent for various types of hoes as garden tools, including instructions and illustrations.
Date: December 20, 1898
Creator: Norwood, Edwin Osbern
System: The Portal to Texas History