B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
Ensemble reglable dans deux dimensions, longueur, hauteur, destine a realiser les plis de cote, dits en x, sur des boites, etuis, coffets, enveloppes auparavant par un film