Mezue ahịrịokwu na-esonụ: William Hedgcock (July 4, 1883 <unk> September 29, 1947) bụ onye injinia ụda nke America. A họpụtara ya maka Oscar maka Mmetụta Ọpụrụiche Kasị Mma na fim "The Invisible Man Returns" na
Nrite nke 13 nke Academy. Ọ rụrụ ọrụ n'ihe karịrị ihe nkiri iri itoolu n'oge ọrụ ya.