Keyless bolting device definition
Keyless bolting device means a door lock not in the doorknob that locks:
Keyless bolting device means a door lock not in the door knob that locks by a drop bolt system operated by placing a central metal plate over a metal doorjamb restraint that protrudes from the doorjamb and that is affixed to the doorjamb frame by means of three case-hardened screws at least three inches in length. One half of the central plate must overlap the doorjamb when the plate is placed over the doorjamb restraint. The drop bolt system must prevent the door from being opened unless the central plate is lifted off of the doorjamb restraint by a person who is on the interior side of the door.
Keyless bolting device means a door lock not in the