Component state monitoring

Composite antenna for electronic article surveillance systems

Composition and method for testing smoke detectors

Comprehensive theft security system

Computer alarm card

Computer-enabled, networked, facility emergency...

Computerized recording and notification of the delivery and...

Condition indicating device for wheeled vehicle shock absorbers

Condition responsive door chime

Condition sensor interface means

Conductive fluid detecting method and apparatus

Conduit liner monitor

Configurable frequency hopping systems and methods

Configuration and utilization of geographical zones to...

Connection apparatus for a fire alarm

Constant range ultrasonic motion detector

Container

Container monitoring system

Container security system

Container verification system for non-invasive detection of...