Dig into one of our delicious burgers. From the Big MacÂ® to the McDouble, we've got something youâll want!
A jazz musician named Teri Pall invented a version of the cordless phone in 1965 but could not market her invention, as its 2-mile (3.2 km) range caused its radio signals to interfere with aircraft communications. In 1968, she sold her rights to the cordless phone to a manufacturer who modified it for practical use.
In 1946 there was a small number of car phone services begun in St Louis, Missouri, USA. In 1973 the first successful hand-held mobile phone was developed by Martin Cooper. Dr Martin Cooper, a former general manager for the systems division at Motorola, is considered the inventor of the first modern portable handset.