trademark registration of air-conditioning fans belongs to 11 categories; 116 drying, ventilation and air conditioning equipment (including heating and cooling room equipment): fume hood 116, air deodorizing device 119, air cooling device 111, air conditioning filter 1111, air heater 1112, air reheater 1112, air dryer 1113, air conditioning device 1114 and air conditioning device 114. Fan (air conditioner) 1165, vehicle air conditioner 1179, vehicle heater 1181, chimney flue 1193, flue 1193, chimney bellows 1194, dryer 1197, air conditioner 1199, vehicle defroster 11112, drying equipment 11117, and gas purification device. Forage drying device 11141, air treatment ionization device 11174, air purification device and machine 1127, drying device and device 11222, fan blower (air conditioning component) 11225, flue-cured tobacco machine 11228, ventilation device and device (air conditioning) 11233, vehicle ventilation device (air conditioning) 11234, for laboratory use. Air sterilizer 11245, window defrosting heater 1125, window defrosting heater 1125, gas condenser (non-machine parts) 11294, kitchen range hood 11314, personal electric fan 11315;