DIN EN ISO 20456:2020-09 Measurement of fluid flow in closed conduits - Guidance for the use of electromagnetic flowmeters for conductive liquids (ISO 20456:2017); German version EN ISO 20456:2019
2020DIN EN ISO 20456:2020-09 Measurement of fluid flow in closed conduits - Guidance for the use of electromagnetic flowmeters for conductive liquids (ISO 20456:2017); German version EN ISO 20456:2019
2020DIN EN ISO 20456:2020 Measurement of fluid flow in closed conduits - Guidance for the use of electromagnetic flowmeters for conductive liquids (ISO 20456:2017)