EU Trademark Classification EU01 Chemicals Reprographic films (sensitised -) Class 01 Reprographic films (sensitised -) 4524 感光复制胶片（未曝光） Chinese 感光复制胶片（未曝光） English Reprographic films (sensitised -) [unexposed] Site ref. 4524 Class 01 Included in Harmonised Database (HDB) Name qualifier unexposed