Food bag release valve
A method of making a plurality of flexible containers comprising the steps of manufacturing a plurality of bag structures, separately manufacturing a plurality of valves, aligning the valves with openings in the bag structures, and securing the aligned valves to the bag structures. Each valve compri...
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| Hauptverfasser: | , |
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| Format: | Patent |
| Sprache: | eng |
| Online-Zugang: | Volltext bestellen |
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