Radio frequency identification (RFID) system for...
Radio frequency identification (RFID) system for...
Radiographically secure combination lock
Radiological detection resistant combination lock
Radiological detection resistant key changeable combination lock
Randomly and integrally re-keyable lock apparatus and method
Randomly and integrally re-keyable lock apparatus and method
Randomly engageable combination locking device
Randomly-false-gated tumbler wheels for combination locks
Rationing cigarette dispenser
Re-combinate removable plug lock
Re-keyable cylinder lock
Re-keyable lock and method
Re-keyable lock assembly
Re-keyable lock cylinder
Re-keyable lock with improvements for preventing incomplete...
Re-keyable pin tumbler drawer lock and pin tumbler cabinet door
Receptacle for paper currency, coins and the like
Recodable lever tumbler lock for use in high security safes
Redundant electrically controlled locking apparatus