drone pour la marine US, made by NORTHROP/GRUMMAN
http://www.is.northropgrumman.com/systems/nucasx47b.html?tech=true
http://www.is.northropgrumman.com/systems/nucasx47b_gallery.html
http://www.defpro.com/news/details/4722/
http://www.defpro.com/news/details/4468/
http://www.is.northropgrumman.com/systems/nucasx47b.html?tech=true
http://www.is.northropgrumman.com/systems/nucasx47b_gallery.html
http://www.defpro.com/news/details/4722/
http://www.defpro.com/news/details/4468/