Photochromic glass for building
- 条目编号
- 019-1449
- 所属类别
- 第19类 非金属建材
- 状态
- 有效（A）
- 类型
- 商品
- 生效日期
- 01/01/2023
- 尼斯版本
- 12-2023
- TM5 通用条目
- 否
官方备注
Photochromic glass is glass that changes tint based upon its exposure to UV sunlight. Glass for building is acceptable wording; further specification is acceptable but it is not required.
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