EU Trademark Classification EU01 Chemicals 用于制造电子元件的化学组合物（1815） Class 01 用于制造电子元件的化学组合物 1815 Chinese 用于制造电子元件的化学组合物 English Chemical compositions for use in the manufacture of electronic components Site ref. 1815 Class 01 Included in Harmonised Database (HDB)