After this, the device is recognized as the first mobile phone in the world, people call it the Motorola DynaTAC. Equipment that Martin Cooper used at that time as any other research screaming by Dr. Engel, director of research at Bell Labs, a company with close relationships with aT & T at the time. But in the end device before Cooper was born, it was a victory for Motorola's personal and Cooper, who is considered the father of the cell phone. And although that device looks too cumbersome for today's standards, but it is the beginning of the iPhone, Samsung Galaxy today
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