EU Trademark Classification EU01 Chemicals Reprographic plates (sensitised -) Class 01 Reprographic plates (sensitised -) 4528 感光复制版（未曝光） Chinese 感光复制版（未曝光） English Reprographic plates (sensitised -) [unexposed] Site ref. 4528 Class 01 Included in Harmonised Database (HDB) Name qualifier unexposed