Improvement in Rotary Subsoil-Plows. (open access)

Improvement in Rotary Subsoil-Plows.

Patent for an improvement upon subsoil plows, using a series of spades arranged upon the same pulleyed rotary shaft, combined with furrow-opening plows.
Date: March 28, 1871
Creator: Morris, Joseph R.
System: The Portal to Texas History
Improvement in Medical Compounds. (open access)

Improvement in Medical Compounds.

Patent for a new medical compound to remedy chills and fever.
Date: February 7, 1871
Creator: Lister, Henry
System: The Portal to Texas History
Improvement in Devices for Attaching Napkins to the Person (open access)

Improvement in Devices for Attaching Napkins to the Person

Patent for the improvement of attaching napkins to people in which a flexible ring is ensleeved with a napkins and stretched around the neck of a person.
Date: May 23, 1871
Creator: Raiford, Philip H.
System: The Portal to Texas History
Improvement in Cotton and Hay-Presses. (open access)

Improvement in Cotton and Hay-Presses.

Patent for improving the cotton and hay press.
Date: August 8, 1871
Creator: McGowen, Alexander
System: The Portal to Texas History
Improvement in Gas-Furnaces and Forges. (open access)

Improvement in Gas-Furnaces and Forges.

Patent for "an apparatus in which the gases from one or more forges, instead of passing off unconsumed into the atmosphere, enter a furnace and are burnt therein, thereby furnishing heat for the generation of steam in a boiler connected with said furnace, which steam is used to drive a fan that impels a blast into each forge, and is also used to propel an engine that operates a hammer, the exhaust from the engine being conducted to the tuyeres of the forges through pipes in which are placed red-hot iron plates, which decompose the steam, taking up the oxygen, and liberating the hydrogen which is burnt in the forges." (Lines 12-25) Includes instructions and illustrations.
Date: November 7, 1871
Creator: Morris, Joseph R.
System: The Portal to Texas History
Improvement in Combined Axle-Boxes, Sand-Bands, and Casings for Carriage-Wheel Hubs. (open access)

Improvement in Combined Axle-Boxes, Sand-Bands, and Casings for Carriage-Wheel Hubs.

Patent for improvements in combined axle-boxes, sand-bands, and casings for carriage-wheel hubs. The patent includes instructions and an illustration.
Date: December 26, 1871
Creator: McNalley, Micheal
System: The Portal to Texas History
Improvement in Carriage-Axles. (open access)

Improvement in Carriage-Axles.

Patent for improvements to carriage axles which include the addition of a sleeve, bearing, and linch-pin device.
Date: June 13, 1871
Creator: Wagner, Ernest Friedrich
System: The Portal to Texas History