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Propeller of Machinery to be used in Currents. (open access)

Propeller of Machinery to be used in Currents.

Patent for a propelled water wheel that is attached to the back of a vessel that uses a current of water and stream power, including illustrations.
Date: November 18, 1851
Creator: Hardie, James
System: The Portal to Texas History
Dressing Millstones. (open access)

Dressing Millstones.

Patent for "a new and improved mode of dressing millstones for the purpose of grinding every kind of grain into meal flour &c., &c." (lines 4-7) including instructions and illustrations.
Date: March 4, 1851
Creator: Gaines, Edmund P.
System: The Portal to Texas History
Valve-Gear for Steam-Engines. (open access)

Valve-Gear for Steam-Engines.

Patent for improving the cut-off of steam-engines through a simple valve motion, including illustration.
Date: July 30, 1850
Creator: Milner, George B.
System: The Portal to Texas History
Preparation of Portable Soup-Bread. (open access)

Preparation of Portable Soup-Bread.

Patent for "extracting the nutritious part of flesh or animal meat of every description and combining this concentrated extract with flour or vegetable meal, and baking the two substances in an oven, thereby forming a portable desiccated soup-bread....." (lines 8-14), instruction only, no illustration.
Date: February 5, 1850
Creator: Borden, Gail, Jr.
System: The Portal to Texas History
Boring and Mortising Machine. (open access)

Boring and Mortising Machine.

Patent for a machine to bore square holes in substitute for a chisel and reduce labor, including illustration. The inventor calls it a "Mortise and Tenon Machine."
Date: July 11, 1848
Creator: Swingle, Alfred
System: The Portal to Texas History
Brick-Machine. (open access)

Brick-Machine.

Patent for a machine, which the inventor calls "The Concussion Brick-Machine", that makes bricks using molds, including illustrations.
Date: May 30, 1848
Creator: Wilson, Robert
System: The Portal to Texas History
Improvement in Curing Meat, &c. (open access)

Improvement in Curing Meat, &c.

Patent for curing meat using an air-tight brine vacuum to heat and purify the meat, including illustrations.
Date: September 12, 1846
Creator: Allen, Augustus C.
System: The Portal to Texas History
Improvement in Propelling Vessels. (open access)

Improvement in Propelling Vessels.

Patent for a hydraulic propeller that uses a current of water and steam power, including illustrations.
Date: August 26, 1846
Creator: Fulton, George W.
System: The Portal to Texas History
[Letters Patent for Flutter Wheels] (open access)

[Letters Patent for Flutter Wheels]

Letters patent granting rights to James Stewart for an improvement to flutter wheels used to drive gins, mills, and other machinery.
Date: October 24, 1828
Creator: United States. Patent Office.
System: The UNT Digital Library