locks (electronic); electric access security apparatus; electronic security tags; metal security (anti-theft) devices (electric, not for vehicles); digitally controlled locks; electric combination locks; electric lock switches; lock controllers (electric); electromagnetic locks; encoded cards for opening electronic locks; locks (electric) with alarms; mechanical locks (electric, metal); mechanical combination locks (electric); mechanical locks (electric, non-metallic); metal locks (electric); portable electronic locks; remotely controlled alarm locks; remote control locking apparatus