EU Trademark Classification EU07 Machinery Self-priming centrifugal pumps Class 07 Self-priming centrifugal pumps 17530 自吸式离心泵 Chinese 自吸式离心泵 English Self-priming centrifugal pumps Site ref. 17530 Class 07 Included in Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)