Vitreous and porcelain enamels - Glass lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories
Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories; German version EN 15159-1:2006— 24 стр.
Medical electrical equipment - Part 1: General requirements for basic safety and essential performance (IEC 60601-1:2005 + Cor.:2006 + Cor.:2007 + A1:2012) (english version)