Electroacoustics - Hearing aids - Part 4: Induction-loop systems for hearing aid purposes - System performance requirements (IEC 29/952/CDV:2017); German version EN 60118-4:2015/prA1:2017
Safety rules for the construction and installation of lifts - Particular applications for passenger and goods passenger lift - Part 70: Accessibility to lifts for persons including persons with disability; German version EN 81-70:2018— 31 стр.
