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US07806257B2 Single color bar code printing on a multi-package 有权
单色条码打印在多包装上

Single color bar code printing on a multi-package
Abstract:
A method and apparatus for blocking a bar code in a package includes a carrier with a plurality of apertures. The carrier is formed with a plastic material containing an absorbing dye and a fluorescing dye so that a bar code on each container is not readable by a bar code scanner.
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