9
Weighing, measuring, signalling, monitoring and control apparatus and instruments; Control devices for controlling machines for marking workpieces of metal; Measuring apparatus for controlling machines for marking workpieces of metal; Laser measuring apparatus for measuring the speed and length of workpieces of metal in machines for marking workpieces of metal; Measuring apparatus for determining the position of workpieces of metal in machines for marking workpieces of metal; All the aforesaid goods for imprinting numbers, letters, characters, inspection stamps, date stamps and time stamps on the surface of a workpiece of metal, in particular a hot workpiece of metal; Character recognition apparatus; Character recognition apparatus for identifying numbers, letters, characters, inspection stamps, date stamps and time stamps on the surface of a workpiece of metal, in particular a hot workpiece of metal; Optical apparatus, in particular cameras, for identifying numbers, letters, characters, inspection stamps, date stamps and time stamps on the surface of a workpiece of metal, in particular a hot workpiece of metal; Apparatus for detecting moving objects of metal; Apparatus and software for detecting moving rails and wheels for rail vehicles and cranes, apparatus for detecting wear on stamps for marking objects of metal; All the aforesaid goods for marking rails and wheels for rail vehicles and cranes, in particular for stamping rails and wheels for rail vehicles and cranes