Draft Document - Personal protective equipment - Knee protectors for work in the kneeling position - Part 4: Requirements for the combination of interoperable knee pads and garments (type 2); German and English version prEN 14404-4:2019
文件草案.个人防护设备.跪式工作用护膝.第4部分:可互操作护膝和服装组合的要求(2型);德语和英语版本prEN 14404-4:2019