EU Trademark Classification EU42 Scientific and technological services Diagnosing computer hardware problems using software Class 42 Diagnosing computer hardware problems using software 71148 使用软件诊断计算机硬件问题 Chinese 使用软件诊断计算机硬件问题 English Diagnosing computer hardware problems using software Site ref. 71148 Class 42 Included in Harmonised Database (HDB)