Mechanical vibration - Hand-held and hand-guided machinery - Principles for evaluation of vibration emission (ISO 20643:2005); German version EN ISO 20643:2008, Corrigendum to DIN EN ISO 20643:2008-09— 2 стр.
Industrial valves - Globe valves of thermoplastics materials (ISO 21787:2006); German version EN ISO 21787:2006, Corrigenda to DIN EN ISO 21787:2006-06— 2 стр.