The bar codes are a very useful element when knowing the price of a product, since every bar code is different and allows you to know the necessary information about the product.
While getting to know the bar codes, we conclude that the products of the same shop or the same product sold in different places have numbers in common (usually the first ones).
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While getting to know the bar codes, we conclude that the products of the same shop or the same product sold in different places have numbers in common (usually the first ones).
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