DIN 4550 E:2002-12
办公家具 调节办公座椅高度用自承重增能装置 安全要求和检验
Office furniture - Self-supporting energized devices for the height adjustment of office work chairs - Safety requirements, testing
- 标准号
- DIN 4550 E:2002-12
- 发布
- 1970年
- 发布单位
- /
- 替代标准
- DIN 4550:2004
- 当前最新
- DIN 4550:2004