Collection
4 Matching Results
Results open in a new window/tab.
Results:
1 - 4 of
4
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
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
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.
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