коммуникации By irinadvornoe Period: May 5, 1950 to May 4, 2010 history of communication Jun 6, 1950 video games Apr 22, 1957 sputnic satellite Nov 15, 1972 compact disk Dec 19, 1983 mobile phone Feb 3, 1988 fax machine Sep 17, 1997 DVD and Wi-Fi Nov 4, 2005 YOU TUBE Dec 10, 2010 3D Camera