11 TUBES, PIPING, DUCTS, CONDUITS, MIXING AND OUTFLOW CONTROL VALVES, ALL AS COMPONENT PARTS OF VENTILATION, AIR-CONDITIONING, HOT-AIR HEATING AND EVACUATION INSTALLATIONS, NAMELY, VENTILATION, AIR-CONDITIONING, WARM-AIR HEATING, AND EXHAUST SYSTEMS COMPOSED PRIMARILY OF TUBES, PIPING, DUCTS, MIXING AND OUTFLOW CONTROL VALVES; COMPONENT PARTS OF VENTILATION, AIR-CONDITIONING, HOT-AIR HEATING AND EVACUATION INSTALLATIONS, NAMELY, TUBES, PIPING, DUCTS, CONDUITS AND MIXING AND OUTFLOW CONTROL VALVES ALL SPECIFICALLY DESIGNED FOR USE AS INTEGRATED PARTS OF AIR-CONDITIONING, AIR-COOLING, HOT-AIR SPACE HEATING AND VENTILATION APPARATUS AND INSTRUMENTS; NONE OF THESE GOODS BEING EQUIPMENT FOR TREATING STEAM OR USED WITH SUCH EQUIPMENT NOR BEING EQUIPMENT, AND BEING EQUIPMENT FOR CONTROLLING FLUIDS OR USED WITH SUCH EQUIPMENT
Trademark: 87843245
