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Calculator
The calculator was invented by William Seward Burroughs. -
Clock
The clock was invented by Eli Terry. -
Steam Engine
The steam engine was invented by Oliver Evans. -
Cotton Gin
The cotton gin was invneted by Eli Whitney. -
Sewing Machine
The sewing machine was invented by Elias Howe. -
Game board
The game board was invented by Milton Bradley. -
Telephone / Telegraphy
Telephone / Telegraphy was invented by Alexander Graham Bell. -
Dynamite
Dynamite was invented by Alfred Nobel. -
Cable car
The cable car was invented by Andrew Hallidie. -
Barbed wire
Barbed wire was invented by Joseph Glidden. -
Submarine
The submarine was invented by John Phillip Holland. -
Radio
The Radio was invented by Guglielmo Marconi
