EU Trademark Classification EU11 Lighting, heating and air conditioning Fire ventilators for exhausting vapours Class 11 Fire ventilators for exhausting vapours 29203 排除蒸汽用消防通风机 Chinese 排除蒸汽用消防通风机 English Fire ventilators for exhausting vapours Site ref. 29203 Class 11 Included in Harmonised Database (HDB)