Stationary training equipment - Part 8: Steppers, stairclimbers and climbers - Additional specific safety requirements and test methods (ISO/DIS 20957-8:2016); German and English version prEN ISO 20957-8:2016
Stationary training equipment - Part 8: Steppers, stairclimbers and climbers - Additional specific safety requirements and test methods (ISO 20957-8:2017); German version EN ISO 20957-8:2017— 25 стр.
