Turbine ventilators [ventilation apparatus]
- 条目编号
- 011-1376
- 所属类别
- 第11类 灯具暖通
- 状态
- 有效（A）
- 类型
- 商品
- 生效日期
- 05/09/2013
- 尼斯版本
- 10-2013
- TM5 通用条目
- 是
官方备注
Although turbines are generally classified as machines in Class 7, turbine ventilators are typically found on roofs and function as ventilators for attics and other building components. These ventilation apparatus operate using a turbine mechanism. The turbine ventilators are classified in Class 11 based on their primary function and purpose as ventilation apparatus.
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