MACHINERY FOR HANDLING PACKAGING MATERIAL AND FOR PRODUCING AND FABRICATING PACKAGES AND WRAPPINGS-NAMELY, MACHINES FOR CUTTING SHEETS OF PACKAGING MATERIAL FROM ROLLS OF SUCH MATERIAL AND SEALING THE SAME; MACHINES FOR CUTTING PACKAGING MATERIALS PREPARATORY TO PACKAGING OPERATIONS; MACHINES FOR SEALING BAGS AND ENVELOPES; MACHINES FOR SEALING, LABELING AND PUNCHING CONTAINER BAGS; MACHINES FOR TRIMMING BAGS AND PACKAGES; MACHINES FOR POUCH-PACKAGING ITEMS; MACHINES FOR MAKING CATCH COVER PA...