Cardboard Heat-insulation Box
The present invention relates to a corrugated cardboard cold-reserving box, wherein the temperature of cold food or things can be maintained for a certain time in a delivery or transportation process to provide freshness. The corrugated cardboard cold-reserving box according to the present invention...
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Main Author | |
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Format | Patent |
Language | English Korean |
Published |
31.05.2022
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Subjects | |
Online Access | Get full text |
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