Programmable electric locking system
Programmable electronic access control system
Programmable service reminder apparatus and method
Programming device for transmitter/receiver systems for...
Proximity wake-up activation of electronic circuits
Punch-type vote recording device and punch therefor
Quality control system
Quality control system and method for construction,...
Queue control system
Queue number surveillance
Random animated lottery system
Random generator instant game and method
Random lottery computer
Random number generator for electronic applications
Random selection device
Random symbol selector
Real time privilege management
Real-time dynamic heavy-vehicle idle alarm
Recorders for recording data
Recording and reporting of driving characteristics