"USA." . . "Produits commerciaux : Classification Etats-Unis Histoire." . . "Product coding." . . "Geschichte 1970-1997" . . "Geschichte 1970-1997." . "Warenkennzeichnung." . . . . "Universal product code." . . "Streepjescodes." . . "Geschichte 1969-1997" . . "Geschichte 1969-1997." . . . . . . . "Revolution at the checkout counter"@en . "Revolution at the checkout counter" . "Revolution at the Checkout Counter : the explosion of the Bar Code" . . . "History"@en . "History" . . . . . . . . . . . . "The Universal Product Code (U.P.C.) is now so commonplace that few pause to notice or to ponder it. The small rectangle of black and white bars that embodies the U.P.C. adorns virtually every item we purchase in the supermarket, discount store, or shopping mall - and we take it for granted. Yet twenty-five years ago, the U.P.C. was no more than an idea shared by a small cadre of manufacturing and chain store executives. Here Stephen A. Brown, the legal counsel of those pioneering executives, traces the origin and development of the U.P.C." . . . . . . . . . . "Detailhandel." . . "Codice a barre - Storia." . . "Verenigde Staten." . . "Codificación de productos Estados Unidos Historia." . . "Apparecchi elettronici - Impiego nel commercio." . .