Device for receiving, from a fixed electric connection, adapting
Device for suspending an electrical conductor from a carrying ca
Device for the contactless transfer of electrical energy
Device for transmitting electrical energy from the track to...
Device for winding and unwinding lines, and apparatus...
Device to detect and automatically control electrical potential
Diving apparatus
Double cable reel
Double-beam cut-out section insulator
Dual contacts on voltage rail
Duct an energy-feed chain
Duplex electrical collector shoe
Electric conductor system for rapid transit railways
Electric cord reel
Electric cord reel
Electric cord winder
Electric current collecting systems
Electric distribution systems and electrical take-off apparatus
Electric extension cord reel
Electric loader with excessive unwind preventive means