Mobile phone hits 40th birthday www.bbc.co.uk BBC around the world mobile (cellular) phone’s 40th birthday BBC mobile (cellular) phone’s 40th birthday Mobile phone celebrates 40th anniversary BBC Happy 40th Anniversary Mobile Phone Happy 40th Anniversary Mobile Phone mobile (cellular) phone’s 40th birthday mobile (cellular) phone’s 40th birthday BBC April 3rd, 1973 Mobile phone hits 40th birthday Mobile Phone Celebrates 40th Anniversary widely viewed as the first public mobile phone call www.bbc.co.uk http://www.bbc.co.uk/news/technology-22013228