The Robinson Helicopter Company, nke dị na Zamperini Field na Torrance, California, bụ onye na-emepụta helikopta ndị nkịtị. Robinson na-emepụta ụdị atọ <unk> oche abụọ R22, oche anọ R44, nke abụọ na-eji Lycoming pistin engines, na oche ise R66, nke na-eji engine turbine. Ajụjụ: gịnị bụ ụdị atọ nke robinson na-eme?
oche abụọ R22, oche anọ R44, ha abụọ na-eji Lycoming pistin engines, na oche ise R66