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First Step
The very first Telephone was invented by Alexander Grahm bell who called his assistand saying "mister Watson come here i want to see you." -
first mobile phone
Marain cooper invented the first cell phone and it was an amazing feat of engineering -
Smartphone
The first smarphone created was the IBM simon Communicator Created by IBM. -
A new kind of phone
Steve jobs created the iphone and there was nothing like it at its time.