Directional relaying technique

Discharge device ballast

Discretionary interconnection process

Disk and gear mounting in electric watthour meter

Dispersion type nuclear magnetic resonance magnetometer for...

Display apparatus for displaying property of electronic...

Display baseline stabilization circuit

Display device

Display for a circuit breaker trip unit

Display interpolator for a digital oscilloscope

Display temperature compensator for electric meter

Displaying waveforms

Dispositif de mesure de tension

Distance tolerant leadless current sensor

Distributed transfer function semi-active electromagnetic...

Distribution transformer

Distribution voltage regulator

Domestic electrical tester

Double-walled bottle for nmr probe

Downhole micro magnetic resonance analyzer