EU Trademark Classification EU07 Machinery Helical gear units being parts of machines Class 07 Helical gear units being parts of machines 15654 作为机器部件的斜齿轮单元 Chinese 作为机器部件的斜齿轮单元 English Helical gear units being parts of machines Site ref. 15654 Class 07 Included in Harmonised Database (HDB)