Device for thermally insulating underground pipes

Device for transmission of electric energy from a stationary...

Device for transmitting hydraulic or electric power

Device for winding and unwinding an energy transmission...

Device housing with integral fastener retainers

Device to suspend and string conductors on low, medium, high...

Devices for and methods of sealing electric cables

Devices for sealing the ends of electric cables

Devices for sealing the ends of electric cables

Dielectric material for influencing electric fields, and...

Dielectric stress relief at a high voltage cable termination

Dimensionally heat-unstable plastic sheet for electric cables

Dimensionally-recoverable arrangement

Disposable portable electronic devices and method of making

Dispositif d'eclissage pour barres omnibus

Dispositif de fixation pour chemin de cables en fils

Dispositif de prehension d'un element allonge

Dispositif pour reduire l'effet couronne sur les...

Distributing post for wire interconnecting points

Distribution box and method of manufacturing such a box