B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
Procédé de matriçage au moyen d'un poinçon, machine pour la mise en oeuvre de ce procédé, et pièce matricée obtenue par la muse en oeuvre de ce procédé