What Mexican retailer uses the IBM 4610?
IBM 4610 The IBM 4610, also known as SureMark, is a famous thermal point-of-sale printer manufactured by IBM, launched in 1996. It is used by major retailers such as Wal-Mart (in most countries, most notably United States and Mexico), Carrefour, Costco, Cencosud, Office Depot, Tesco, Best Buy, Chedraui, King Soopers (and Kroger affiliates), London Drugs and Soriana (Mainly formerly Gigante stores). It had replaced the famous IBM Printer Model 4.
Mariano Martinez (entrepreneur) Mariano Martinez (born 1944) is a Mexican American inventor, entrepreneur and restaurateur. In Dallas, Texas, in 1971, he adapted a soft serve ice cream machine to making margaritas and dubbed it "The World’s First Frozen Margarita Machine". That machine is now in the collection of the National Museum of American History, part of the Smithsonian Institution.