Description: Stackable mobile anti-intruder barriers of metal; burglar-proof anti-ram vehicle security barriers of metal; crash barriers of metal for roads; transportable traffic barriers of metal for controlling vehicular traffic; freestanding portable metal barriers for parking lots; mobile speed bumps of metal; barriers of metal for highways for controlling vehicular traffic; non-luminous and non-mechanical signs of metal for roads; metal gratings for security purposes; prefabricated bridges of metal; security doors of metal; security fittings for doors of metal; metal shoes for immobilizing vehicles, namely, metal wheel clamps; portable buildings of metal
