Inventor
SCHALCK VINCENT
FR4 patents
Patents
4 patentsUS11833775B2Dec 5, 2023
Method and machine for forming flexible bags with special bottom
HOLWEG GROUP0 citations45
US10737455B2Aug 11, 2020
Method and machine for manufacturing a bag comprising handle
HOLWEG GROUP0 citations45
US10703065B2Jul 7, 2020
Machine for manufacturing flat bottom bags
HOLWEG GROUP0 citations30
US10792881B2Oct 6, 2020
Method and machine for producing bags
HOLWEG GROUP0 citations24