Crossword clues for American engineer. 3 lettersAnswerClueREAAmerican engineer.TESLAAmerican engineer and inventorEADSAmerican engineer (1820–87).EADSAmerican engineer.EADS19th cen. American engineer.TESLAAmerican electrical engineer and inventorPACKARDAmerican airplane engine.DODGEVIPERAmerican-made sports car with a V-10 engine