John Standard was an African-American inventor who patented an improved design for the non-mechanical (ice-filled) refrigerator in 1891.
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John D Rockefeller was the founder of the standard Oil company. The Standard Oil Company formed by John and was in partnership with his brother William.
John Standard was born 1891 no it wasnt that was the year he imporved the refrigirator
John D. Rockefeller
Standard Oil.
a long time ago