Dassault Aviation and Dassault Systèmes Make Industry History -- Falcon 7X Jet Becomes First Aircraft Entirely Developed on Virtual Platform

Paris, France – May 24, 2004 - Just one year after implementing a revolutionary virtual product development platform - the “Virtual Plateau” - based on Dassault Systèmes (Nasdaq: DASTY: Euronext Paris: #13065, DSY.PA) Product Lifecycle Management (PLM) Solutions, Dassault Aviation has halved the time required to assemble its new Falcon 7X business jet.