POUCH TYPE COLD INSULATION BAG
To provide an inexpensive cold insulation bag provided with a handle, for which a polyethylene bag, a foam sheet and a string are only used.SOLUTION: There is provided a pouch type cold insulation bag 6 obtained by attaching a string 5 to a mouth at an upper part of a cold insulation bag 4 formed by...
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Format: | Patent |
Sprache: | eng ; jpn |
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