Application of human readable and machine readable labels

Abstract From the Canadian patent

Abstract of the Disclosure, A system for weighing and labeling random weight packages of commodities includes a weighing scale a price, computer, and printers for printing both human readable and machine readable information. A commodity key includes a printing area for reproducing readable commodity identification and coded identification which is used to produce machine readable commodity identification. Entry of the key into the human readable printer also enters the coded identification. A second computer coacts with the machine readable label printer to produce a unique check character which is included in the printed information. Two labels are supplied, unique to each package, and …