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Find sources: "General Motors Research Laboratories" – news · newspapers · books · scholar · JSTOR (June 2024)

General Motors Research Laboratories are the part of General Motors responsible for creation of the first known operating system (GM-NAA I/O) in 1955 and contributed to the first mechanical heart, the Dodrill-GMR, successfully used while performing open heart surgery.^[1]

^ American Heart Association. The Mechanical Heart celebrates 50 lifesaving years. 22 10 2002. 9 February 2008 http://www.americanheart.org/presenter.jhtml;jsessionid=EFNP3NSFUBXLICQFCXQCDSQ?identifier=3005888^{[permanent dead link]}