How Phones Have Changed By hindmanclass Sep 9, 1876 Telephone invented Sep 9, 1891 First automatic dial system Sep 9, 1900 First coin telephone installed in Connecticut Sep 9, 1915 Bell System completes US continental phone line so everybody was connected Sep 9, 1931 Teletypewriter was invented so the deaf could use the telephone Sep 9, 1953 Transatlantic cables were laid so Americans could call people who live in Europe Sep 9, 1960 Videophones are invented Sep 9, 1972 Motorola demonstrates the cell phone to the FCC Sep 9, 1981 IBM PC is introduced so Internet could use telephone lines to transmit info through computers Sep 9, 1989 Pocket cellular telephone is introduced by Motorola Sep 9, 2007 John Casey invented the IPhone