epa02124925 Visitors view the rotor head of a wind turbine at the fair Hannover Messe 2010 in Hanover , Germany , 20 April 2010 . Until 23 April 2010 , around 4600 exhibitors from 63 countries present their products . Italy is the official partney country at this year ' s Hanover Fair . Photo : EPA/JOCHEN LUEBKE
20 . 04 . 2010 14 : 06 : 21
Germany Hannover Messe Industry Faır
GERMANY HANNOVER MESSE INDUSTRY FAIREPA02124925 VİSİTORS VİEW THE ROTOR HEAD OF A WİND TURBİNE AT THE FAİR HANNOVER MESSE 2010 İN HANOVER, GERMANY, 20
