3 articles
Car phone
A car phone, or car telephone, is a mobile telephone installed in a vehicle, first offered in 1946 and dominant until cellular networks spread in the 1980s.
Mobile radio telephone
Mobile radio telephone is a pre-cellular radiotelephone system connecting vehicle telephones to the public phone network, first offered commercially by AT&T in St. Louis in 1946.
Mobile Telephone Service
Mobile Telephone Service (MTS) was a pre-cellular radiotelephone system introduced by AT&T in St. Louis, Missouri, in 1946, the first commercial mobile telephone network, using operator-assisted car-mounted VHF phones.