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Telegraph - Joseph Henry
Joseph Henry invented the Telegraph in 1829 to send short distance messages. -
Telephone - Antonio Meucci
Antonio Meucci invented the Telephone in 1849 to conect two rooms of his house. -
Radio - Guillermo Marconi
Guillermo Marconi invented the Radio to send audio messages. -
Television - John Logie Baird
John Logie Baird invented the Television to send images and video in long distances. -
Computer - Konrad Zuse
Konrad Zuse invented the Computer to calculate complicated operations. -
Tablet - Alan Kay
Alan Kay invented the Tablet to equip students with a computer. -
Mobile Phone - Martin Cooper
Martin Cooper invented the Mobile Phone to ermit the communication from anywhere.