https://digitalarchive.tpl.ca/internal/media/dispatcher/2008752/fullInventors: Makers of a device that lets scuba divers ascend in water at a safe rate are (left) Malcolm Saubolle of Brampton, Stan Livshitz of North York and Italo DeBlasi of Whitby8/10/1989[com.gallerysystems.emuseum.core.entities.RecordXPerson@8c7f6d, com.gallerysystems.emuseum.core.entities.RecordXPerson@9180d4, com.gallerysystems.emuseum.core.entities.RecordXPerson@9180d3]com.gallerysystems.emuseum.core.entities.RecordXPerson@8c7f6dcom.gallerysystems.emuseum.core.entities.Classification@bdTSPA-1https://digitalarchive.tpl.ca/objects/285930/rdf