Australian Trademark Classification AU17 Rubber and plastics goods 绝缘用聚苯乙烯板（42831） Class 17 绝缘用聚苯乙烯板 42831 Chinese 绝缘用聚苯乙烯板 English Polystyrene panels for insulating purposes Spanish Paneles de poliestireno para fines aislantes Site ref. 42831 Class 17