ISO 21924-4:2017现行
Protective equipment for martial arts Part 4: Additional requirements and test methods for head protectors
出版：International Organization for Standardization
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基本信息
标准编号： ISO 21924-4:2017
发布时间：2017/11/29 0:00:00
标准类别：Standard
出版单位：International Organization for Standardization
标准页数：8
标准简介
Describes additional requirements and test methods for head protectors without face protection used in unarmed martial arts, such as taekwondo, karate, kick-boxing and similar disciplines.
