Lock with improved torsional strength

Lock with integral pump

Lock with key isolation using transfer tumblers

Lock with key slot manipulation barrier

Lock with key-controlled removable and installable plug and...

Lock with means concealing mounting fasteners

Lock with movable shroud

Lock with normally non-removable key and auxiliary key...

Lock with readily interchangeable key

Lock with universal key ejector

Lock, especially for a lock installation

Lock, key blank, and key of a hierarchical lock system

Lock, particularly a tailgate lock for a motor vehicle

Lock-alarm combination

Lock-cylinder with pop-up indicators

Lock-key system

Lock-latch set

Lock-picking tool

Lockable container and locking mechanism for same

Lockable container having an integral and internal locking...