EU Trademark Classification EU40 Treatment of materials 家居用品照相蚀刻（66433） Class 40 Photographic etching of household articles 66433 家居用品照相蚀刻 Chinese 家居用品照相蚀刻 English Photographic etching of household articles Site ref. 66433 Class 40 Included in Harmonised Database (HDB)