Proximity identification system with flux concentration in opera
Proximity identification system with power aided identifier
Proximity-based automatic ID code reconfiguration of...
Pseudo real-time diagnostic and process monitoring system
Pulse code modulation decommutator interfacing system
Pulse position modulated dual transceiver remote control
Pulse train relay
Pulse transfer system for manual pulse generator
Pulse width discriminating circuit
Pulse width discriminator applicable to ATC transponders
Pulse-excited, auto-zeroing multiple channel data transmission s
Pulsed width modulated remote signalling and location identifica
Push-button switch for an electrical power source