11 APPARATUS FOR HEATING, COOLING, AIR CONDITIONING AND VENTILATION FOR LAND VEHICLES, AIRCRAFT AND WATERCRAFT; APPARATUS FOR HEATING AND PREHEATING FOR COMBUSTION ENGINES; BURNERS FOR LIQUID AND GASEOUS FUELS; CONTROL AND MONITORING APPARATUS SOLD ONLY AS A PART OF THE AFOREMENTIONED GOODS; OTHER STRUCTURAL PARTS OF THE AFOREMENTIONED GOODS-NAMELY, PUMPS, BLOWERS, VALVES