DIN EN 13138-2:2021-12 Buoyant aids for swimming instruction - Part 2: Safety requirements and test methods for buoyant aids to be held; German version EN 13138-2:2021
2021DIN EN 13138-2:2021 Buoyant aids for swimming instruction - Part 2: Safety requirements and test methods for buoyant aids to be held; German version EN 13138-2:2021
2020DIN EN 13138-2:2020 Buoyant aids for swimming instruction - Part 2: Safety requirements and test methods for buoyant aids to be held; German and English version prEN 13138-2:2020
2015DIN EN 13138-2:2015 Buoyant aids for swimming instruction - Part 2: Safety requirements and test methods for buoyant aids to be held; German version EN 13138-2:2014