Technology progression By borellip25118 Sep 14, 1955 The first Atomically generated power is used in the US Oct 4, 1957 Sputnik 1 Dec 4, 1959 The internal pacemaker invented by Wilson Greatbatch. Apr 1, 1960 weather satelite May 4, 1962 The audio cassette invented. Nov 18, 1965 Compact Disc invented Sep 4, 1966 Electronic Fuel injection for cars invented. Dec 4, 1967 The first handheld calculator invented. Dec 4, 1970 floppy disk invented Dec 4, 1974 The post-it notes invented by Arthur Fry. Dec 4, 1979 cellphone invented Dec 4, 1980 The hepatitis-B vaccine invented. Dec 4, 1984 The Apple Macintosh invented. Dec 4, 1986 Fuji introduced the disposable camera. Dec 4, 1995 DVD (Digital Versatile Disc or Digital Video Disc) invented Dec 4, 2003 Toyota's Hybrid Car
