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The cellphone is 40 years old today
On April 3rd, 1973, Motorola engineer Marty Cooper placed the first public call from a cellphone. In midtown Manhattan, Cooper called Joel Engel — head of rival research department Bell Labs — saying "Joel, this is Marty. I'm calling you from a cell phone, a real handheld portable cell phone." The call was placed on a Motorola DynaTAC 8000x, which weighed 2.5 pounds, a far cry from today's 4-ounce handsets.
Read more at: http://goo.gl/T1hC5
