7 [ CHEMICAL PROCESSING MACHINES AND APPARATUS, NAMELY, AGITATING MACHINES FOR CHEMICAL PROCESSING, DRYING MACHINES FOR CHEMICAL PROCESSING, CHEMICAL FIBER DRYING MACHINES, ABSORBING MACHINES FOR CHEMICAL PROCESSING, MIXING AND BLENDING MACHINES FOR CHEMICAL PROCESSING, DUST COLLECTING MACHINES FOR CHEMICAL PROCESSING, CLEANING APPARATUS FOR CHEMICAL PROCESSING, SORTING MACHINES FOR CHEMICAL PROCESSING, FILTERING MACHINES FOR CHEMICAL PROCESSING, AND HEATER FOR STIFFENING ADHESIVE; ] PLASTIC PROCESSING MACHINES, NAMELY, COMPRESSION MOLDING MACHINES, EXTRUSION MOLDING MACHINES, INJECTION MOLDING MACHINES, AND PLASTIC MOULDS; POLISHING MACHINE FOR OPTICAL FIBERS AND SYSTEMS, NAMELY, OPTICAL FIBER END FACE POLISHING APPARATUS; SEMICONDUCTOR MANUFACTURING MACHINES AND SYSTEMS NAMELY, GRINDING APPARATUS, POLISHING APPARATUS, AND ABRASIVE APPARATUS [ ; SHAFTS, AXLES OR SPINDLES NOT FOR LAND VEHICLES, BEARINGS NOT FOR LAND VEHICLES, SHAFT COUPLINGS NOT FOR LAND VEHICLES; SHOCK ABSORBERS NOT FOR LAND VEHICLES, SPRINGS NOT FOR LAND VEHICLES; BRAKES NOT FOR LAND VEHICLES; VALVES NOT FOR LAND VEHICLES ]