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    BS 3621

    Guardian Lock & Engineering Co Ltd
    Imperial Works
    Wednesfield Road
    Willenhall
    WV13 1AL
    United Kingdom
    BSI logo

    Certificate Number: KM 25285
    Scope: Thief resistant lock assembly, Key egress

    Original Registration Date Effective Date Last Revision Date Expiry Date
    1993-08-09 2024-12-19 2024-12-19 2027-08-13