DIN EN 81-21 Berichtigung 1:2014-01
Отменен
Safety rules for the construction and installation of lifts - Lifts for the transport of persons and goods - Part 21: New passenger and goods passenger lifts in existing buildings; German version EN 81-21:2009+A1:2012; Corrigendum to DIN EN 81-21:2012-11
— 2 стр.
