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Flexible packaging bag with identification code
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Cryptical code-based method for associating production code in box with box code, and packaging box
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Paper-plastic packaging material having photon-sensitive ink layer, packaging container, and method for manufacturing same
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Plastic sheet with grayscale identification and manufacturing method therefor
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Metal sheet with grayscale identification codes, and cover body and manufacturing method
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Wide mouth easy-to-pull can top cover having identification code
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Crown cap provided with identification code
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Pull-ring with pull-tab and ring-pull can lid using the same
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Top lid of pull-tab can having identifier code
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Box-shaped packaging container having unique identifier
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Data authenticity identification method for safety check of two-dimensional code
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Character encoding method and character decoding method having error correction function and product thereof
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US2017349343A1
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Bottle cap with identification code
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