7 Metalworking machine tools; die-stamping machines; machines for making corrugated cardboard; cutting belts being parts of machines; rotating dies being machines in the nature of die-cutting machines for corrugated cardboard accessories; rotating dies being parts of machines; corrugated cardboard manufacturing machines; modular couplings for machine tools; cylinders for machines; corrugated cardboard die-stamping machine tools, their accessories and spare parts in the nature of die-cutting machines for corrugated cardboard accessories and replacements therefor, namely rotating dies, strips of standard polyurethane and system anvils