Posted by : Unknown Selasa, 10 Maret 2015




Penemu Telegraf : Samuel finley breese morse
Penemu Telepon : Alexander grahambell
Penemu Radio : Joseph henry dan Michael faraday
Penemu Audion : Lee de forest
Penemu Televisi : John lodie baird
Penemu  Kalkulator otomatis : Blaise pascal
Penemu IC (integrated circuit) : Jack kilby

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