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Data version: English terms are taken from the EUIPO Harmonised Database and arranged in the 45 Nice classes; this site lists 73,491 entries. Chinese terms were fully retranslated on 1 October 2026 and are J&C reference translations. The reference number is this site's own number, not an EUIPO term ID. The English entries have not yet been checked one by one against the current EUIPO data; for filings, please rely on the official EUIPO source (TMclass). Spanish coverage is being expanded: as of 13 October 2026, 6,894 reviewed Spanish names are available, from the WIPO Nice Classification and J&C reference translations; other entries are shown in English.

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Class Ref. No. Chinese English
11 28204 工业设施用空气过滤器 Air filters for industrial installations
11 28205 工业过程中用作除尘器的空气过滤器 Air filters for use as dust extractors in industrial processes
11 28206 工业过程中用作阻尘器的空气过滤器 Air filters for use as dust arrestants in industrial processes
11 28207 空气过滤设施 Air filtration installations
11 28208 空气冷冻设备 Air freezing apparatus
11 28209 空气冷冻设施 Air freezing installations
11 28210 空气清新剂分配系统 Air freshener dispensing systems
11 28211 空气清新设备 Air freshening apparatus
11 28212 空气处理器 Air handlers
11 28213 空气处理设施 Air handling installations
11 28214 空气热回收设备 Air heat recovery apparatus
11 28215 空气热回收设施 Air heat recovery installations
11 28216 空气加热器 Air heaters
11 28217 空气加热设备 Air heating apparatus
11 28218 热风炉 Air heating furnaces
11 28219 气流发生设备 Airstream generating apparatus
11 28220 空气加热设施 Air heating installations
11 28221 空气加湿器 Air humidifiers
11 28222 酒精炉 Alcohol burners
11 28223 空气加湿器(中央供暖散热器用水容器) Air humidifiers [water containers for central heating radiators]
11 28224 实验室用酒精灯 Alcohol burners for laboratory use
11 28225 空气加湿装置 Air humidifying apparatus
11 28226 汽车用防眩目装置(灯具配件) Anti-dazzle devices for automobiles [lamp fittings]
11 28227 润湿空气装置 Air humidifying installations
11 28228 车辆用防眩目装置(灯具配件) Anti-dazzle devices for vehicles [lamp fittings]