Blackboard chalk
- 条目编号
- 016-2711
- 所属类别
- 第16类 纸品文具
- 状态
- 有效（A）
- 类型
- 商品
- 生效日期
- 05/06/2021
- 尼斯版本
- 11-2021
- TM5 通用条目
- 否
官方备注
Chalk is acceptable wording; further specification is acceptable, but it is not required.
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