Metal hardening services
- 条目编号
- 040-897
- 所属类别
- 第40类 材料加工
- 状态
- 有效（A）
- 类型
- 服务
- 生效日期
- 09/01/2016
- 尼斯版本
- 10-2016
- TM5 通用条目
- 否
官方备注
Metal hardening services consist of the heat treatment of metal alloys to strengthen or increase their hardness.
同类别相邻条目
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- Metal laminating 040-169
- Metal melting services 040-1006
- Metal plating 040-170
- Metal plating and laminating 040-171