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computer inventor: Charles Babbage
Electronic machine capable of storing information and processing it automatically through mathematical and logical operations controlled by computer programs -
telegraph Inventor: Samuel Morse
a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection. -
telephone Inventor: Alexander Graham Bell
a system for transmitting voices over a distance using wire or radio, by converting acoustic vibrations to electrical signals -
radio Inventor: Guillermo Marconi
Radiotelephony broadcast that is intended for the public -
television Inventor: John Logie Baird
a system for converting visual images (with sound) into electrical signals, transmitting them by radio or other means, and displaying them electronically on a screen -
tablet inventor: Alan Kay
A tablet is a small flat computer that you operate by touching the screen -
mobile phone inventor: Martin Cooper
A mobile phone is a phone that can make and receive phone calls over a radio link while moving around a wide geographic area