in 1876In 1876 Alexander Grahm invented the telephone.
the invention of a wireless radio, 1906The invention of the wireless radio was about a century ago
Reginald Fessendon invented the wireless radio
in 1973 Martin Cooper invented the cell phonein 1973
Dr.Martin Cooper invented the cell phone.
It weighed 2.5 pounds.
It was heavy!
In 1995In 1995 someone sent the first text message.
In 2010 the first smartphone inventedIn 2010 Steve Jobs invented the first smartphone.
and very new!
In the future cellphones will be bouilt into watches.Cell phones will be bouilt into watches.
All you have to do is look over at your watch tap it,it's your cell phone !So small! Newer and smaller easier and more portibale. It's the new cell phones in watches ! Available in 2050!