Pedometers; Scales; Apparatus for recording distance; Electric door bells; Electronic access control systems for interlocking doors; Electronic collars to train animals; Electronic stud finders; Fire alarms; Fire and smoke detectors; Gas appliance alarm timer for detecting and alerting the presence of gas flow after a prescribed period of time; Instruments for measuring length; Interfaces for detectors; Locks, electric; Magnetic wall stud finders; Remote control telemetering machines and appa...

Electric door bells; Electronic access control systems for interlocking doors; Electronic collars to train animals; Gas appliance alarm timer for detecting and alerting the presence of gas flow after a prescribed period of time; Instruments for measuring length; Interfaces for detectors; Locks, electric; Pedometers; Remote control telemetering machines and apparatus; Scales; Smoke alarm tester in the nature of a cool burning smoke generator; Surveyors' levels; Apparatus for recording distance...