Rubuta ci gaba don wannan sakin layi - William Hedgcock (Yuli 4, 1883 <unk> Satumba 29, 1947) ya kasance injiniyan sauti na Amurka. An zabi shi don Oscar don Mafi kyawun Tasiri na Musamman akan fim din "The Invisible Man Returns" a 13th Academy Awards
Ka yi haƙuri. Ya yi aiki a fina-finai sama da 90 a lokacin aikinsa.