EU Trademark Classification EU17 Rubber and plastics goods Sealing rings for pipe fittings (Non-metallic -) Class 17 Sealing rings for pipe fittings (Non-metallic -) 38116 管件用非金属密封圈 Chinese 管件用非金属密封圈 English Sealing rings for pipe fittings (Non-metallic -) Site ref. 38116 Class 17 Included in Harmonised Database (HDB)