BELT-LIKE PLASTIC FILM CONVEYANCE METHOD, BELT-LIKE PLASTIC FILM CONVEYANCE GUIDE, AND BAG-MAKING DEVICE
To provide a method for conveying a strip plastic film that can appropriately change the conveyance path for a strip plastic film, which is continuously conveyed from an upstream side such as a raw film to a downstream side, and thus allow the strip plastic film to be accurately folded at a desired...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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