Lock assemblies in which the operating mode can be switched between the normal BS 8621 operating mode and a secure mode in which no egress is possible— 18 стр.
91.190 Building. Including locks, buzzers, bells, bolts, door and window hardware, etc. / Арматура для зданий. Включая замки, зуммеры, звонки, задвижки, дверную и оконную фурнитуру и т.д.
