EU Trademark Classification EU19 Building materials Prefabricated building elements (Non-metallic -) Class 19 Prefabricated building elements (Non-metallic -) 40402 非金属预制建筑构件 Chinese 非金属预制建筑构件 English Prefabricated building elements (Non-metallic -) Site ref. 40402 Class 19 Included in Harmonised Database (HDB)