Master key system definition
Master key system means a set of locks in which—
Master key system means a system of locks in which
Master key system means any keying arrangement which has two or more levels of keying;
More Definitions of Master key system
Master key system means a system of locks in which a lock is keyed so that it can
Master key system means any system in which a lock is rekeyed so that the lock can be operated by its own individual key and can also be operated by a key that can operate other locks if the other locks cannot be operated with the lock's individual key.