EU Trademark Classification EU09 Scientific and electronic apparatus 非医用光电子能谱分析仪（23509） Class 09 非医用光电子能谱分析仪 23509 Chinese 非医用光电子能谱分析仪 English Photo electron spectroscopy analyzers [not for medical purposes] Site ref. 23509 Class 09 Included in Harmonised Database (HDB)