Improvement type insulated bag

The utility model discloses an improvement type insulated bag, including the insulated bag body and handle, the insulated bag body is three layer construction skin, middle level and inlayer, outer and middle level forms a heat sustaining space, it is cotton that a heat sustaining space packs compoun...

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Bibliographische Detailangaben
1. Verfasser: ZHANG ZHUOKAI
Format: Patent
Sprache:chi ; eng
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