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Telegraph
Invented by Samuel Morse
Revolutionized the long-distance communication -
Telephone
Invented by Antonio Meucci, so he could talk to his wife that she was in bed sick -
Television
Invented by John Logie Baird. Carry out the first real experience using two discs, one on the transmitter and one on the receiver -
Radio
Invented by Henry Dunwoody and Greenleaf Whittier Picard.
It was portable and weighed 10 kilos -
Computer
Invented by Konrad Zuse.
In this computer you could save 64 words -
Tablet
Invented by Alan Kay.
It had a physical keyboard, it was not tactile. -
Mobil phone
Invented by Martin Cooper.
Weighed 1 kilo
