Cellular Phones Have Changed the Way We Live

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Although the technology necessary to produce and use cellular phones has been around for decades, for most of that time it was just not practical to make cell phones for every day, personal use. In the 1950s Eriksson developed a Mobile Telephone System A in Sweden. The problem with that device was that it weighed more than 80 pounds (about 40 kilo), and a later phone weighed 20 pounds, still too heavy to make the phone truly portable.

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