Hard Hat Expo 2009
March 11 - 12, 2009
Nueva York , Estados Unidos
Eventos relacionados
Hard Hat Expo April 6 - 7, 2016
Hard Hat Expo February 26 - 27, 2014
Hard Hat Expo March 6 - 7, 2013
Hard Hat Expo - New England February 6 - 7, 2013
Hard Hat Expo March 7 - 8, 2012
Hard Hat Expo March 9 - 10, 2011
Hard Hat Expo March 10 - 11, 2010
Hard Hat Expo March 11 - 12, 2009