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Kanadischer Metallurg und Ingenieur
John Jonas (* 8. December 1932 in Montreal; † 3. February 2025 in Montreal) was a kanadischer Metallurg und Ingenieur. He was 92 years old. His education included McGill University and University of Cambridge. He worked at McGill University. He received 7 awards, including Officer of the Order of Canada, Knight of the National Order of Quebec.