Lock and key system with extra code combinations
Lock and key system with extra code combinations
Lock and key system with extra code combinations
Lock and key system with improved tumblers in the lock
Lock and magnetically coded card
Lock and method of fastening same
Lock and method of securing and releasing a member
Lock apparatus
Lock apparatus
Lock apparatus
Lock apparatus and method
Lock arrangement
Lock arrangement
Lock arrangement employing mechanically acting code card and key
Lock arrangement employing mechanically acting code card and key
Lock assembly
Lock assembly
Lock assembly
Lock assembly
Lock assembly