Carton with good heat preservation effect
The carton with the good heat preservation effect comprises a carton body and a foam heat preservation box, the foam heat preservation box is located in the center of an inner cavity of the carton body, two first penetrating holes are formed in the position, close to the center, of the bottom of the...
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Hauptverfasser: | , |
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Format: | Patent |
Sprache: | chi ; eng |
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Online-Zugang: | Volltext bestellen |
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