HAO HAN YAN

Carburetors; Cleaning appliances utilizing steam; Cooling radiators for motors and engines; Electric drills; Electric vacuum cleaners; Electric wax-polishing machines for household purposes; Electrically-powered steam cleaning device comprising a hose and nozzle and a vapor-producing chamber that is attached to a water source; Gas diverters consisting of a pump, storage and refilling tank, pre-heater, vaporizer, recuperator, condenser and valves; Lifting installations for the transport of persons and goods; Suction pumps; Vacuum cleaners; Vehicle washing installations