CEOs of Cisco, Ericsson and Telefonica to Keynote at GSMA Mobile World Congress 2011

LONDON, Dec. 20, 2010 /PRNewswire/ -- The GSMA today announced that the CEOs of Cisco, Ericsson and Telefonica are scheduled to deliver keynote presentations at the 2011 GSMA Mobile World Congress, which will be held 14-17 February, 2011 in Barcelona. The GSMA also announced five new application dev

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