DIN EN ISO 20957-4 E:2015-09 Fixed training equipment Part 4: Strength training benches, additional special safety requirements and test methods (draft)
2017DIN EN ISO 20957-4:2017-03 Stationary training equipment - Part 4: Strength training benches, additional specific safety requirements and test methods (ISO 20957-4:2016); German version EN ISO 20957-4:2016
2017DIN EN ISO 20957-4:2017 Stationary training equipment - Part 4: Strength training benches, additional specific safety requirements and test methods (ISO 20957-4:2016); German version EN ISO 20957-4:2016
1970DIN EN ISO 20957-4 E:2015-09 Fixed training equipment Part 4: Strength training benches, additional special safety requirements and test methods (draft)