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Steam Engine
A steam engine is a heat engine that performs mechanical work using steam as its working fluid. -
Cotton Gin
A cotton gin is a machine that quickly and easily separates cotton fibers from their seeds -
Clock
an instrument used to measure, keep, and indicate time. -
Steamboat
is widely regarded as the world's first vessel to demonstrate the viability of using steam propulsion for commercial water transportation. -
Steam Locomotive
produces its pulling power through a steam engine. -
Fountain pen
Lewis Waterman -
Iron Truss Bridge
Squire Whipple -
telegraph
The telegraph system subsequently spread across America and the world, aided by further innovations. -
Door lock
Linus Jr. Yale -
Elevator Brake
Elisha Graves Otis -
Mason jar
John Mason -
Pasteurization
Louis Pasteur
