Tecnologias de la comunicacion By Lauglz1 Apr 1, 1876 Ericsson Oct 10, 1985 Quantum link 1996 ICQ 1996 1996 PIN 1896 May 6, 1999 MSN Messenger Aug 29, 2003 SKYPE 2004 Facebook Mar 21, 2006 Twitter Sep 11, 2009 Whatsapp
