EU Trademark Classification EU11 Lighting, heating and air conditioning 核反应堆[原子堆]（30053） Class 11 Nuclear reactors [atomic piles] 30053 核反应堆[原子堆] Chinese 核反应堆[原子堆] English Nuclear reactors [atomic piles] Site ref. 30053 Class 11 Included in Harmonised Database (HDB)