Prevent air package bag that punctures with bilayer structure

The utility model discloses a prevent air package bag that punctures with bilayer structure belongs to air packing device technical field, its characterized in that: comprises a bag bod, the triumphant husband of anti -puncture layer adoption acts as go -between to weave and forms, through first hor...

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Bibliographische Detailangaben
1. Verfasser: SONG MINGQUAN
Format: Patent
Sprache:chi ; eng
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