Technological Appearance: The Phone By emma.jackson1734 Jan 1, 1870 The Telephone Was Patented By Alexander Graham Bell Period: Jan 1, 1870 to Jan 1, 1973 Technological Appearance: The Telephone Mar 10, 1876 The First Telephone Call Was Made BY: Alexander Graham Bell Jan 1, 1900 The First Coin Telephone Was Installed In Hartford, Conneticut Jan 1, 1902 The Rotary Phone Invented By: Alman Strowger Jan 1, 1962 The First Commercial Touch-Tone Phone Dec 20, 1973 The First Cell Phone Invented By: Martin Cooper Jan 6, 2020 The First Ever Hologram Computer Invented
