Who Invented The Supermarket?
Who Invented The Supermarket? They determined that the first true supermarket in the United States was opened by a former Kroger employee, Michael J. Cullen , on 4 August 1930, inside a 6,000-square-foot (560 m2) former garage in Jamaica, Queens in New York City. The store, King Kullen, operated under the slogan “Pile it high.