BS 10621:2017

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Books

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BSI

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|Marking, Mechanical testing, Crime prevention devices, Keys, Security systems in buildings, Grades (quality), Locks, Performance testing, Striking plates, Doors, Lock cylinders, Ironmongery (buildings), Bolts (security), Performance, Latches, Anti-burglar measures, Durability

134 GBP