• All sections
• B - Performing operationstransporting
• B31B - Making containers of paper, cardboard or material worked in a manner analogous to paper
• B31B 3/46 - Machinery characterised by making boxes or cartons by folding single-piece sheets, blanks, or webs and having means for folding sheets, blanks, or webs by plungers moving through folding dies and interconnecting side walls during such movement

Patent holdings for IPC class B31B 3/46

Total number of patents in this class: 10

10-year publication summary

Principal owners for this class