Valor Ben J: Compactor and filter system. Hobart Corporation, Biebel French & Bugg, May 6, 1975: US3881408 (13 worldwide citation)

A refuse compactor which includes a housing, a vertically reciprocal compacting ram mounted within the housing, a waste receiving drawer slidable into a compacting position beneath the ram and a filtering system within the housing for neutralizing odors emanating from waste materials deposited in th ...