DIN EN 61157:2013 Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007 + A1:2013); German version EN 61157:2007 + A1:2013
2013DIN EN 61157:2013-11 Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007 + A1:2013); German version EN 61157:2007 + A1:2013 / Note: DIN EN 61157 (2008-07) and DIN EN 61157 Berichtigung 1 (2009-03) remain valid ...
2013DIN EN 61157:2013 Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007 + A1:2013); German version EN 61157:2007 + A1:2013
2008DIN EN 61157:2008 Standard means for the reporting of the acoustic output of medical diagnostic ultrasonic equipment (IEC 61157:2007); German version EN 61157:2007