EU Trademark Classification EU11 Lighting, heating and air conditioning 工业用燃气燃烧器（29368） Class 11 Gas burners for industrial purposes 29368 工业用燃气燃烧器 Chinese 工业用燃气燃烧器 English Gas burners for industrial purposes Site ref. 29368 Class 11 Included in Harmonised Database (HDB)