Inventor Elias Howe was awarded the patent for the lockstitch sewing machine.
Source
Samuel Colt patented the multi-shot revolving cylinder gun.
Henry S. Parmalee patented the fire sprinkler system.
Inventor and electrical engineer Guglielmo Marconi applied for the patents for the radio.
Henry W. Seely patented the electric iron in the US.
American leading figure Benjamin Franklin created the Franklin Stove.
