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The same engine is won the Von Karman Award , which is comparable to the Nobel Prize in the aerospace research field . Boeing Co. shares fell 3.4 percent Monday - - their biggest drop in six months - - after a Wachovia Capital Markets ' analyst downgraded the shares , citing in part potential delivery delays in the aerospace giant 's next generation 787 airplane . An ME 490 or an ME 590 may also be included in the aerospace group at the discretion of the Mechanical Engineering Chair . Attended by representatives of various investment funds , accounting and legal consultants , and government officials , the fair showcased 70 companies with innovative projects in the aerospace technology , biotechnology , IT and other hi-tech fields considered by experts to be ... In the interim , Canada , which has permission from the World Trade Organization to impose $ 344-million a year in sanctions on Brazil as compensation for losses in the aerospace dispute , is holding back on taking those measures until the beef dispute simmers down .