 Injineroonni Kaampaanii Elektirikii fi Warshaa Westiingihaawus hojjatan Joorji Westiingihaawusitti Teslaan motora AC sirna humnaa isa wajjin walqabatu kan sirriitti hojjatu akka qabu itti himan Westiingihaawus pateentii waan akkasii argachuuf dhamaaa ture. 