2021DIN EN ISO 23402-1:2021-01 Dentistry - Portable dental equipment for use in non-permanent healthcare environment - Part 1: General requirements (ISO 23402-1:2020); German version EN ISO 23402-1:2020
1970DIN EN ISO 23402-1 E:2020-02 Portable dental equipment for use in non-permanent healthcare settings in dentistry Part 1: General requirements (draft)