Calibration transducer
Call receiving method and apparatus having two-way text...
Call receiving system apparatus and method having a...
Call signal conversion apparatus for elevator system
Call signal conversion apparatus for elevator system
Canvas adapter alarm
Capacitive-type displacement and pressure sensitive transducer
Capacitively powered portable communication device and...
Car radio theft alarm system
Carburant consumption indicator device for automobiles
Card reader/writer and communication method of card reader...
Cart return credit system
Cart return loyalty credit system
Cart-based visibility system
Catacoustic navigating system
Cavitating parametric underwater acoustic source
Central access control system
Central warning apparatus for vehicles
Central warning device for vehicles
Centralized alarm system for vehicles