DIN EN 60335-2-91:2004 Household and similar electrical appliances - Safety - Part 2-91: Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers (IEC 60335-2-91:2002, modified); German version EN 60335-2-91:2003
2014DIN EN 50636-2-91:2014 Household and similar electrical appliances - Safety - Part 2-91: Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers; German version EN 50636-2-91:2014
2004DIN EN 60335-2-91:2004 Household and similar electrical appliances - Safety - Part 2-91: Particular requirements for walk-behind and hand-held lawn trimmers and lawn edge trimmers (IEC 60335-2-91:2002, modified); German version EN 60335-2-91:2003