Electrical Devices

Main

Benjamin Franklin invented the lighening rod

1752

Samuel Morse Invented the telegraph

1835

Alexander Graham Bell invented the telephone

1876

Thomas Ahearn invented the first electric oven

1882

Thomas Edison invented the electric transformer

1883

Lee De Forest invented the electric amplifier

1907

Robert Millikan invented the first electric refridgerator

1913

Farnsworth invented the television

1927

Texas Instruments pattened the first electrical camera

1972

Toshiba manufactured the first dvd player

1997