EU Trademark Classification EU09 Scientific and electronic apparatus Insulated bottles for laboratory use Class 09 Insulated bottles for laboratory use 22458 实验室用保温瓶（烧瓶） Chinese 实验室用保温瓶（烧瓶） English Insulated bottles [flasks] for laboratory use Site ref. 22458 Class 09 Included in Harmonised Database (HDB) Name qualifier flasks