EU Trademark Classification EU11 Lighting, heating and air conditioning Taps faucets for pipes Class 11 Taps faucets for pipes 30711 管道用龙头（旋塞、水嘴） Chinese 管道用龙头（旋塞、水嘴） English Taps [cocks, spigots] faucets [Am.] for pipes Site ref. 30711 Class 11 Included in Harmonised Database (HDB) Name qualifier cocks, spigots; Am.